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This is a list of the inventions and discoveries obtained by Senku and the Kingdom of Science, as well as other factions. Types have been separated by color, with purple for chemicals and compounds, and blue for inventions and other constructed items.

For a list of the rediscovered plants and animals, see Flora, Fauna and Fungi.

For a list of the method diagrams, see Roadmap Diagrams.

Prologue[]

Inventions made by Senku before encountering Ishigami Village.

Show/Hide Table
Image Name Notes Appearance
Grass Skirt
Grass Skirt
  • Ivy wrapped around the waist for modesty.
13
Stone tools
Stone Tools
  • Basic tools made using the process of knapping.
13
Rope
Rope
  • The simplest form of rope using long twisted plant fibers.
13
Bow drill
Bow Drill
  • Used for starting fires.
13
Fire
Fire
  • A very important scientific tool.
13
Trap
Traps
  • Used for snaring animals.
13
Pottery
Pottery
  • Used for storage.
2
Hide
Leather Hide
  • Used for clothing.
  • Made from deer skin.
13
Clothing
Clothing
  • Used for keeping warm.
13
Wicker Basket
Wicker Basket
  • Used for storage.
2
Salt
Salt
(NaCl)
  • Used for flavoring and preserving food.
  • Made by evaporating sea water.
2
Nitric Acid
Nitric Acid
(HNO3)
  • A highly corrosive mineral acid.[1]
  • Found in the Cave of Miracles as a byproduct of bat guano.
  • One of the main components used to make revival fluid.
2
Wine
Wine
  • Wine made from crushing and fermenting red grapes for three weeks, stirring daily.
  • Used as the alcohol source for making revival fluid after distillation.
2
Distillation Earthenware
Distillation Earthenware
  • Used for purifying and concentrating alcohol.
2
Alcohol
Ethanol
(C2H6O)
  • A simple alcohol that is flammable and can be used as a disinfectant.
  • Distilled using the distillation earthenware to be used for making revival fluid.
2
Stone Formula
Revival Fluid
(HNO3+C2H6O)
  • Also known as miracle fluid and the stone formula.
  • Literally nital, an industrial-strength corrosive agent.
2
Fur Clothing
Fur Clothing
  • Used for keeping slightly more warm.
2
Calcium Carbonate
Calcium Carbonate
(CaCO3)
  • Made from crushed up seashells.
  • Used in agriculture for getting rid of hydrogen ions in the soil, making it less acidic.[2]
  • Used in making soap and mortar.
4
Mortar
Mortar
  • Used in construction as a predecessor to cement by heating it and mixing it with sand.
4
Soap
Soap
  • Also known as dr. stone.
  • Used for cleaning and getting rid of bacteria.
4
Seaweed
Sodium Carbonate
(Na2CO3)
  • Used in construction as a predecessor to cement by heating it and mixing it with sand.
4
Crossbow
Crossbow
  • A ranged weapon similar to a bow that shoots arrows.
  • Used ineffectively by Senku against Tsukasa, who caught the arrow in mid air.
6
Sextant
Sextant
  • A device used for determining global position based on the time.
7
Great Buddha of Kamakura (Anime)
Bronze
(Cu+Sn)
  • Found in the Buddha of Kamakura.
  • Used by Senku to improve his sextant's accuracy by making a mirror.
7
Raft
Raft
  • A simple flotation device for traversing rivers.
7
Sulfur
Sulfur
(S)
  • Chemical element with atomic number 16.
  • Can be found naturally in hot springs and volcanic areas.
  • Ingredient of black powder.
  • It becomes strongly electrostatically charged when rubbed with leather, allowing it to be used in a sulfur ball electrostatic generator.
7
Potassium Nitrate
Potassium Nitrate
(KNO3)
  • Made using the nitric acid from the Cave of Miracles.
  • Used in gunpowder.
8
Glucose Sugar
Glucose
(C6H12O6)
  • A common sugar created by heating up alcohol, found in most plants.
  • Used to enhance the gunpowder.
8
Gunpowder
Gunpowder
(S+C+KNO3)
  • A chemical explosive.
  • Used to deter Tsukasa, signal Kohaku, later to make the pulleys used to rescue Kohaku, and in a fake gun to scare Hyoga and his troops away.
8


First Contact[]

Show/Hide Table
Image Name Notes Appearance
Pulley
Pulley
  • A device used to lessen the effective weight of an object through rope tension.
  • Used by Senku to lift a tree off of Kohaku, saving her.
16
Senku and Kohaku rolling down the mountain
Makeshift Chassis
  • A motorless go-kart made by Senku out of the pulley parts.
17
Soap Bubbles
Soap Bubbles
  • Bubbles made by lathering soap and blowing through a closed hoop.
  • Used to bewilder the village guards.
17
Static Electricity
Electrostatic Generator
  • A friction-based generator of static electricity using a sulfur sphere and rubbing.
  • Rubbing with leather generates more electricity than with human skin.
18
Malachite and Chalcanthite
Malachite (Cu2CO3(OH)2)
&
Chalcanthite (CuSO4·5H2O)
  • Malachite is a green, copper carbonate hydroxide mineral that was used as a green pigment for much of history.
  • Chalcanthite is a blue copper sulfate and can be used as a copper ore.
  • Both are found near copper deposits.
19
Corundum
Corundum
(Al2O3)
  • A crystalline form of aluminum oxide, very hard (a 9.0 on the Mohs scale if pure).
  • Tends to be used as an abrasive due to its hardness.
19
Galena
Galena
(PbS)
  • The natural mineral form of lead(II) sulfide.
  • An important source of silver ore.
  • Much later used as semiconductor material in a crystal radio.
19
Cinnabar
Cinnabar
(HgS)
  • The natural mineral form of mercury(II) sulfide.
  • The historic source of vermilion pigment, and a source of mercury.
  • Due to the presence of mercury, cinnabar is toxic to humans.
19
Gold
Gold
(Au)
  • Chemical element with atomic number 79.
  • Used in making Kinro's golden spear.
19
Golden Spear
Golden Spear
  • A really cool looking gold-tipped spear used to bribe Kinro.
19


Sulfa Drug[]

Antibiotic roadmap (with subs)

Inventions made during the creation of the sulfa drug.

Show/Hide Table
Image Name Notes Appearance
Natural Magnet
Natural Magnet
  • Also called a lodestone, a naturally magnetized piece of magnetite (Fe3O4).
  • Used to easily filter iron sand from the river.
  • Used by Chrome as a primitive compass.
20
Iron Sand
Iron Sand
  • Iron mineral particles found in the river.
  • Typically particles of magnetite.
20
Scale
Scale
  • Used to weigh out ratios of carbon and iron sand to make metallic iron.
21
Iron Mill Furnace
Blast Furnace (Level 1)
  • A furnace for making iron.
  • Air is pumped in via four bag bellows.
21
Bag Billows
Bag Bellows
  • Used for pumping air into the furnace.
21
Millet Flour
Millet Flour
  • Flour made from foxtail millet.
22
Sodium Hydroxide
Sodium Hydroxide
(NaOH)
  • A highly caustic base and alkali that has several applications.
  • Used in the ramen to add alkalinity and in the sulfa drug.
  • Derived from wood ash, or alternatively from salt water electrolysis.
22
Potassium Carbonate
Potassium Carbonate
(K2CO3)
  • Used in the ramen to add elasticity.
22
Millet Dough Noodles
Millet Noodles
  • Made from foxtail millet flour.
  • Used in the ramen.
22
Ramen
Ramen
  • Made with various meats, wild bird egg, millet noodles and topped with spring onions.
22
Ramen Cart
Ramen Cart
(ラーメン)
  • A basic food cart for transporting and serving ramen from.
  • Contains two stone furnaces for keeping the pots warms, a roof and a sign indicating the food type.
  • Transported manually via two protruding handles and rolled on wheels (the repurposed pulleys made previously) like a traditional food cart.
22
Iron Forge
Blast Furnace (Level 2)
  • An improved furnace for making iron.
  • Air is pumped in via four vertical shifting-type pumps.
23
Iron
Iron
(Fe)
  • The most common element on Earth by mass.
  • Used in countless Kingdom of Science creations.
23
Copper
Copper
(Cu)
  • Used to make copper wire for the powerful magnet.
24
Copper wire
Copper Wire
  • Made using molten copper, poured into a long groove in a plank stolen from the bridge into Ishigami Village.
  • Used to make a magnet.
24
Lacquer
Lacquer
  • An insulating coating made from the lacquer tree.
  • Used on shields and on the magnet.
24
Lightning Rod
Lightning Rod
  • Made from Kinro's golden spear, set atop Bald Mountain.
  • Used to draw lightning to a specific spot to create the powerful magnet.
24
Strong Magnet
Strong Magnet
  • A strong magnet, used in the generator.
25
Manpowered Generator
Dual Hand-cranked Dynamo
  • A man-powered electrical generator.
  • Requires two people to turn the cranks in sync to generate power.
  • Marks the beginning of electrical power use in the Kingdom of Science.
  • Formally called Faraday's disk generator.
25
Steam Roasted Bamboo String
Bamboo Filament
  • A baked piece of bamboo fiber used as a light bulb filament.
  • Based off of Thomas Edison's bamboo filament lightbulbs.[3]
25
Candle
Candle
  • A basic candle of liquid fat in a bowl with a simple wick.
26
Herbal Paste
Herbal Paste
  • A paste of various medicinal plants, applied topically to Gen's injuries.
25
Toothbrush
Teeth-Cleaning Twig
  • A primitive toothbrush in the form of a twig that is chewed until one end is frayed and used to brush teeth.
  • Some trees are better suited to clean and protect the teeth, due to the chemical composition of the plant parts.[4]
27
Quartz sand
Quartz Sand
(SiO2)
  • Used to make glass.
28
Senku makes Suika glasses
Crystal Glass
  • Glass made of powdered silica sand heated with burnt seaweed (20%) and calcium carbonate (10%), then some lead.
  • Used in Suika's and Kinro's glasses.
28
Lens Polisher
Lens Polisher
  • A man-powered whetstone bore for polishing and shaping the lenses for glasses.
28
Eye Chart
Eye Chart
  • A chart with simple shapes to test vision.
28
Suika Helmet Glasses
Melon Glasses
  • Concave lens glasses using Suika's melon as frames.
28
Obsidian Foam Insulation
Obsidian Foam Insulation
  • A thermal insulator used to insulate the glassblowing furnace.
29
Leather Forging Coverall
Leather Coveralls
  • A thick leather garment made to protect the wearer from the heat of the furnace.
29
Iron Straw
Glassblowing Tools
  • A long iron straw for blowing into the glass to inflate it (formally called a blowpipe).
  • Tongs for shaping bottlenecks.
  • An annealing oven to slowly cool down finished pieces.
29
Glass Furnace
Glass Furnace
  • A furnace for heating glass to working temperatures.
29
Chemistry Glassware
Laboratory Glassware
  • A large selection of glass beakers and flasks for chemistry use in the lab, all made by Kaseki.
29
Native Silver
Native Silver
(Ag)
  • Naturally occurring silver.
  • Used in Ginro's silver spear to protect the group from sulfuric acid by reacting to the hydrogen sulfide.
30
Silver Spear
Silver Spear
  • A spear with a head coated in silver used for detecting hydrogen sulfide since it tarnishes black instantly (2Ag + H2S → Ag2S + H2).
30
Activated Charcoal
Activated Charcoal
(C)
  • A form of carbon with an extremely high surface area due to a large amount of small, low-volume pores.
  • Used in gas absorption for the gas masks.
30
Fire Lens
Fire Lens
  • A convex lens used to start fires by focusing sunlight into a point.
  • Used by Chrome to start a fire in the grand bout.[5]
31
Gas Masks
Gas Masks
  • Masks used to defend against hydrogen sulfide by trapping and neutralizing it.
31
Sulfuric Acid acquired
Sulfuric Acid
(H2SO4)
  • A colourless acid used in many of Senku's inventions such as the sulfa drug and nitroglycerine.
32
Water driper
Water Condenser
  • A drip machine for capturing gases and condensing them into a liquid.
33
Hydrochloric Acid
Hydrochloric Acid
(HCl)
  • A colorless acid used in the sulfa drug.
33
Geyserite
Flowers of Sulfur
(S)
  • A yellow sulfur powder produced by sublimation and deposition.
  • Could also be geyserite as it is described as a white powder found near hot springs.
33
Condensing Column
Condensing Column
  • A cooled tube used for condensing gases into liquid.
33
Chlorosulfuric Acid
Chlorosulfuric Acid
(HSO3Cl)
  • A corrosive and harmful colorless liquid used in making the sulfa drug.
33
Ammonia
Ammonia
(NH3)
  • A pungent colorless gas used in making the sulfa drug.
  • Derived from urine.
33
Power up Science Drink
Power-up Science Drink
  • A concoction designed to enhance physical performance. Includes honey to increase blood sugar, camellia for caffeine and sweet flag to cool you down (possibly as a sedative).
34
Vinegar and Alcohol
Acetic Acid
(CH3COOH)
  • Also known as vinegar, derived from alcohol (ethanol) reacting with oxygen in the air.
  • The glacial form (without water) was used in the sulfa drug
40
Water Carbonator
Water Carbonator
  • A rotating drum with the excess carbon dioxide from fermentation being bubbled through.
  • Probably based on the original design by Joseph Priestly.[6]
40
Tar
Tar
(C + Other Hydrocarbons)
  • A dark brown or black viscous liquid that can be made from coal, wood, petroleum, or peat.
40
Ethyl Acetate
Ethyl Acetate
(C4H8O2)
  • A colourless liquid with a slightly sweet smell.
40
Aniline
Aniline
(C6H5NH2)
  • A dangerous organic compound.
40
Carbonated Water
Carbonated Water
(H2CO3)
  • Water with small amounts of carbon dioxide dissolved inside, creating carboxylic acid.
40
Acetic anhydride
Acetic Anhydride
((CH3CO)2O)
  • The simplest isolable anhydride of a carboxylic acid, widely used as a reagent in organic synthesis.
40
Acetanilide
Acetanilide
(C8H9NO)
  • A member of the class of acetamides.
40
Para-acetamidobenzenesulfonic acid
Para-Acetamidobenzenesulfonic Acid
(C8H9NO4S) & Para-Acetamidobenzenesulfonyl Chloride
(C8H8ClNO3S)
  • Part of the process of making the sulfa drug.
40
Sodium Bicarbonate
Sodium Bicarbonate
(NaHCO3)
  • Also known as baking soda, it is a white salt usually used in baking as a leavening agent.
40
Sulfanilamide
Sulfanilamide
(C6H8N2O2S)
  • The completed sulfa drug.
40
Cola
Cola
  • A bottle of cola left by Senku for Gen as thanks.
40
Wire Glasses
Wire-Framed Glasses
  • Pre-petrification style glasses with thin frames made for Kinro.
47
Katanas
Katana
  • Japanese-style swords made of sharpened steel with flexible spines.
  • Made from iron that's been folded and forge welded into itself several times to draw out impurities. Pine ash gives off purple flames when temperature reaches 1200 degrees, making it a good temperature indicator. Painting the spine of the blade with dilute clay allows tempering of the cutting edge while keeping the spine soft, producing a blade that is flexible and durable while also being very sharp.
47
Small Knife
Small Knife
  • A small, very sharp knife delivered to Gen, able to be easily palmed for sneaky cutting.
48


Stone Wars[]

Inventions built during the Communications Arc.

Cell Phone[]

Cell Phone Roadmap

Inventions made during the creation of the cell phone.

Show/Hide Table
Image Name Notes Appearance
Sugar
Crystalized Sugar
(C6H12O6)
  • Raw sugar crystals made by reducing yam liquor and mirin.
  • Used in the cotton candy.
51
Wire Centrifuge
Wire Centrifuge
  • A metal drum with small holes that spins, using the centrifugal force to push a molten substance inside through small holes, creating thin strands.
  • Used to make cotton candy and gold wire.
51
Cotton Candy machine
Cotton Candy Machine
  • Used to make cotton candy and gold wire.
51
Cotton Candy
Cotton Candy
  • A sweet, fluffy treat.
51
Gear
Gear
  • A gear made from Kohaku's shield to consistently spin things such as the record player and cotton candy machine.
  • It allows to increase the speed of rotation.
52
Saw
Saw
  • An improved version of the stone saws Kaseki was using, forged of iron.
52
Waterwheel
Water Wheel
  • A device for converting the energy of flowing or falling water into useful forms of power.
52
Hydroelectric power plant
Hydroelectric Power Plant
  • The water wheel coupled with the electric generator, allowing to charge batteries and power electrical loads without resorting to muscle power. Besides the generator, other machines such as bellows have been attached to the waterwheel for a power source.
52
Battery
Lead-acid Battery
  • A lead-sulfuric acid battery, used for storing the power from the water wheel and act as a portable source of electricity, such as for mining lamps and vacuum tube filaments in wireless telephones.
  • The oldest rechargeable battery, invented in 1859.
53
Half Gear
Reciprocating Rack and Pinion
  • A type of gear mechanism that converts circular movement to back-and-forth movement.
53
Automatic Iron Forge
Blast Furnace (Level 3)
  • An even more improved furnace for making iron.
  • Air is pumped in via a multiple cylinder horizontal reciprocating pump, powered by the water wheel.
53
Pickling
Pickling
  • A method of preserving food in an edible, antimicrobial liquid using airtight containers. The precursor to canning.
53
Vacuum Pump
Vacuum Pump
  • A device that uses mercury to remove the air from the inside of a light bulb.
  • Historically known as a Sprengel pump.
53
Light Bulb
Electric Light
  • An incandescent light bulb that uses a carbonized bamboo or tungsten filament.
53
Light Switch
Light Switch
  • A simple switch that connects or breaks an electrical circuit, allowing electrity to flow ("on" state) or not ("off" state).
53
Head Lamp
Head Lamp
  • A battery-powered light worn on the head to keep the hands free.
54
Copper Tube
Copper Tube
  • A tube that will expand inwards rather than outwards when heated, preventing the bulbs shattering.
54
Tungsten
Scheelite
(CaWO4)
  • An ore of tungsten that glows blue under ultraviolet light.
54
Mica
Mica
  • A group of minerals which can easily be split into extremely thin elastic plates.
55
Siphon
Siphon
  • A device which causes a liquid to flow upward, above the surface of a reservoir, with no pump, but powered by the fall of the liquid as it flows down the tube under the pull of gravity.
55
Pickaxe
Pickaxe
  • A metal tool used for prying, especially useful for mining.
56
Manganese
Manganese Dioxide
(MnO2)
  • Used for making carbon-zinc batteries.
  • Found in the skarn deposit.
56
Chalcopyrite and Sphalerite
Chalcopyrite (CuFeS2)
&
Sphalerite ((Zn,Fe)S)
  • Chalcopyrite is the most important ore of copper, a good conductor.
  • Sphalerite is the most important ore of zinc, useful in galvanization (preventing rust).
  • Sphalerite's phosphorescence also makes it suitable for the screens in cathode ray tubes, producing a green glow.
56
Yume no Yō na by Yusuke Saeki
Telescope
  • An optical instrument that uses lenses to observe distant objects.
56
Tungsten Paste
Tungsten Paste
  • The uncooked version of the tungsten filament used in vacuum tubes and light bulbs.(WO3).
  • The process involves smashing the scheelite to dust, simmering in sodium hydroxide, adding seashells, hydrochloric acid and ammonia to make it crystalize then baking it and mixing it with honey.
57
Direct heat
All-in-one Heating Set
  • A heating setup to bake the tungsten paste thus sintering it into a solid metal wire, using every bit of heat energy Chrome could possibly harness.
57
Hydrogen Generator
Electrolyzer
  • A device used to pass electricity through water, extracting the hydrogen.
57
Tungsten filament
Tungsten Filament
  • A filament with a very high melting point for use in vacuum tubes and long-lasting light bulbs.
  • Because of the challenge of melting tungsten, the filament is instead made by microscopically welding powdered tungsten particles, a process known as sintering, and which requires a much lower temperature.
57
Methanol
Methanol
(CH3OH)
  • Also known as wood alcohol, can be made through the destructive distillation of wood.
  • Used to make formalin.
58
Formalin
Formalin
(CH2O)
  • Also known as aqueous formaldehyde, used to make bakelite plastic or to preserve bodies.
58
Gold Wire
Gold Wire
  • Conductive wire used for electronic devices.
58
Stove Obtained!!
Stove
  • A device in which fuel is burned to heat either the space in which the stove is situated, or items placed on the heated stove or inside it in an oven.
58
Manganese Battery
Zinc-Manganese Battery
  • Some of the batteries used to power the cell phone, specifically the anode supply for the vacuum tube.
  • For their construction method, see Kung Dang Manganese.
58
Hickman Pump
Hickman Pump
  • An upgraded vacuum pump used to achieve a very high vacuum required by vacuum tubes.
  • A type of oil diffusion pump.
58
Plastic
Phenolic Resin Plastic
  • One of a variety of phenol formaldehyde resin plastics that are lightweight and can be moulded into shapes, besides being electrical insulators. The resin may be mixed with additives such as wood fibers to make the phenolic paper historically used as the substrate in circuit boards, or with wood flour to make Bakelite, used to make casings and other parts in electronics such as telephones and radios from the 1930's through the 1950's. It is the oldest fully synthetic plastic, and it's thermosetting, meaning once it hardens after being made, it cannot be remelted.
58
Vacuum Tube
Vacuum Tube
  • A device that controls electric current flow in a high vacuum between electrodes to which an electric potential difference has been applied. It can be used to amplify sound signals, as well as build oscillators to broadcast radio waves and many other uses. The early tubes made by the kingdom of science are called triodes, having three elements, a tungsten cathode that heats up with electricity and boils off electrons, a metal plate or anode placed nearby to catch those electrons, and a metal grid placed between them which can control the flow of electrons when it's electrically charged.
58
Rochelle Salts
Rochelle Salts
(KNaC4H4O6·4H2O )
  • A salt that exhibits piezoelectricity that can be used in gramophone pick-ups, microphones, earpieces and speakers.
  • Can be grown using wine crystals and seaweed.
59
Microphone
Microphone
  • A device that converts sound to an electrical signal.
  • Also works the other way, as an earpiece or speaker
59
Cell phone obtained!!
Cell Phone
(SENKU'S PHONE)
  • A portable telephone that can make and receive calls over a particular radio frequency within a certain range.
59
Land Line
Land Line
  • A communication device connection between two or more points using a dedicated physical cable.
59
Speaker
Speaker
  • A device that converts an electrical audio signal into a corresponding sound.
  • Can also be used as a microphone.
59
Bone Needle
Bone Needle
  • A needle made of bone, used for sewing or as a record player's needle.
60
Record Player
Record Player
  • A device for the mechanical recording and reproduction of sound.
  • Used in Gen and Senku's scheme to play Lillian's last song to the members of the Tsukasa empire.
60


Versus Homura[]

Inventions built to distract and capture Homura.

Show/Hide Table
Image Name Notes Appearance
Instant Ramen
Instant Ramen
  • A freeze-dried version of the ramen from before, useful as a high-calorie yet low weight meal for the road that only needs hot water.
  • Anime-only, from Episode 25.
-
Sound Bombs
Sound Bombs
  • Deer bladders filled with Brown's gas (hydrogen and oxygen bubbled out of water via electricity) rigged to explode, creating a loud sound.
61
Stenopeic Glasses
Stenopeic Glasses
  • Also known as pinhole glasses, they're used to reduce the amount of light reaching the eye.
62
Magnesium
Magnesium
(Mg)
  • An alkali metal that burns bright white when ignited.
  • Used in making the flare bullets.[7]
62
Flash Bulb
Flash Grenade
  • A light bulb filled with magnesium that, when turned on, flashes extremely bright.
62
Black Light
Black Light
  • A light bulb with tinted glass, producing ultraviolet light.
  • Made by adding nickel and barium to glass, creating Wood's glass.
63
Spring
Copper Coil
  • A coiled copper strip used as a spring in a wind up motor, allowing the glass record to be played back smoothly.
65
Megaphone
Megaphone
  • Used to amplify a person's voice.
67


Stone Wars Battle[]

Inventions built during the Stone Wars themselves.

Show/Hide Table
Image Name Notes Appearance
Beeswax
Beeswax
  • Used in the lathe to cast delicate parts easily.
68
Lathe
Lathe
  • A machine tool that rotates a workpiece about an axis, allowing it to be carved with precise symmetry.
68
Steam Furnace
Steam Furnace
  • The boiler part of the neck-swing engine.
68
Casting Molds
Casting Molds
  • The method of making iron parts by casting wax versions, melting the wax out and then pouring molten iron into the molds. A process known as lost wax casting.
68
Casted parts
Casted Parts
  • The various parts of the neck-swing engine before assembly.
68
Soldering Iron
Soldering Iron
  • A large, pointed iron tool heated on a fire, and uses the heat retained to melt solder (an alloy of lead and tin with a low melting point) and join metal parts.
  • Modern soldering irons are heated with electricity, or less commonly a small internal gas torch.
68
Steam engine
Steam Engine
  • A machine that transforms the heat energy from burning coal into a rotating force, useful for propelling a vehicle.
68
Bamboo Wheels
Bamboo Wheels
  • Wheels made of woven bamboo, absorbing more shock than solid wooden wheels.
  • Based off of NASA's airless tires.[8]
69
Automobile
Automobile
  • Nicknamed the Steam Gorilla, a car that runs on burning wood allowing the Kingdom to transport the scientific equipment closer to the Tsukasa Empire.
69
Paper
Paper
  • Made from plants boiled in sodium hydroxide.
  • Used to make carbon fibre reinforced polymer shielding.
70
Carbon Fiber Shield
Carbon Fiber Shield
  • Shielding made by combining thin flexible paper with stiff plastic resulting in lightweight but tough material.
70
Armored Truck
Armored Tank
  • The improved Steam Gorilla with shields, a double engine and bigger wheels to mimic a tank.
70
Bleach
Sodium Hypochlorite
(NaOCl)
  • Also known as bleach, a highly corrosive liquid for cleaning, deodorizing and disinfecting.
  • Used to weaken the rope binding the bars in Chrome's jail cell.
  • Suggested by Mecha Senku as an alternative to sodium hydroxide to fans wanting to try making paper.
71
Glue
Glue
  • A tacky substance that Yuzuriha used to stick together shattered statues.
73
Tank
Tank
  • The final form of the Steam Gorilla, with a rupture disk gun.
74
Hydrogen Cannon
Rupture Disk Cannon
  • A cannon that fires using water electrolysis where the resulting hydrogen and oxygen buildup inflates the rupture disk. When it breaks, the pressure is released and fires the projectile. It cannot be fired again without first replacing the disk.
  • Anime version also uses an electric spark to detonate the gas, rather than just using the accumulated pressure.
74
Bluff Bullet
Bluff Bullet
  • A projectile that explodes on contact, creating a showy explosion.
  • Made from a hollow metal can, filled with a fuel mixture that includes coal ash and alcohol, and a glass jar coated with iron powder, filled with sulfuric acid. Upon impact, the glass breaks and the reaction of the acid with the iron ignites the fuels producing a dramatic yet not very powerful explosion.
75
Shock Cannon
Shock Cannon
  • A copper sheet in the shape of a paraboloid designed to focus soundwaves in one direction.
75
Nitroglycerin
Nitroglycerin
(C3H5N3O9)
  • A dense, colorless, oily, explosive liquid used to force a stalemate in the battle for the Cave of Miracles.
77
Paper Airplane
Paper Airplane
  • A glider made of a sheet of paper.
  • Based on the Guinness world record holder design for longest flight.
77
Dynamite
Dynamite
  • An explosive made of nitroglycerin, sorbents (such as powdered shells or clay) and stabilizers.
  • Used to break the bedrock while digging for Mirai's statue.
78
Stun gun
Stun Gun
  • A device which delivers an electric shock aimed at temporarily disrupting muscle functions and/or inflicting pain without usually causing significant injury.
  • Made from repurposed telephone parts.
  • Used to defeat Hyoga.
81
Medical Adhesive
Medical Adhesive
  • A medical-grade instant bonding agent.
  • Made by mixing vinegar, chlorine and sulfur to make chloroacetic acid, then reacting it with sodium cyanide made from blood and iron to get cyanoacetic acid. Add sodium hydroxide to get sodium chloroacetate, then add liquor and formaldehyde to ethyl cyanoacetate to get ethyl cyanoacrylate.
  • Often known as CA glue.
82
Medical Needle
Medical Needle
  • A curved metal needle, perfect for suturing.
83
Blood Bag
Blood Bag
  • A container filled with blood to make up for the blood Tsukasa lost in the fight.
83
Refrigerator
Refrigerator
  • A machine made using two cylinders from the steam gorilla engine, using the force from a water wheel to compress and expand air in different places, it manages to move heat from one place to another, allowing it to cool the inside of a thermally insulated chest.
  • Works like a Stirling Engine ran in reverse, rather than the refrigeration cycle used by modern refrigerators and air conditioners.
  • Used to preserve Tsukasa's body for a future resurrection attempt involving petrification.
83


Age of Exploration[]

Inventions built during the Age of Exploration Arc.

Show/Hide Table
Image Name Notes Appearance
Thermometer anime
Thermometer
  • A glass vial filled with an amount of mercury, marked with graduated lines to show temperature.
85
Printing Staple anime
Dragos Printing Stamp
  • A stamp used to print Dragos currency
86
Drago anime
Dragos
  • A currency created by Ryusui to facilitate trade and commerce.
86
Hemp anime
Hemp
  • Raw hemp for making fabrics
Spindle anime
Spindle
  • A spike with a weighted end used to twist fibers together to make yarn.
87
Hemp string
Hemp Thread
  • A thin strand of spun hemp, used for sewing or weaving.
87
Loom anime
Loom
  • A device used to weave cloth and tapestry.
87
Hemp cloth
Woven Cloth
  • A flexible material made by creating an interlocking network of yarns or threads.
  • Used in clothing and the balloon part of the hot air balloon.
87
Hemp clothing
Woven Clothing
  • Outfits made from hemp cloth rather than leathers, closer to modern clothing.
87
Hot air baloon anime
Hot-air Balloon
  • A lighter-than-air aircraft consisting of a bag which contains heated air with a basket suspended underneath to carry passengers.
88
Wheather baloon
Wheather Ballon
  • A Leather ballon filled with hydrogen to test the winds.
88
Card anime
Playing Cards
  • A set of playing cards Gen uses for his tricks.
88
Wheat anime
Wheat
  • Raw wild wheat for baking
Treasher anime
Thresher
  • Thresher used to seprate grain and hay
Hoe anime
Hoe
  • Used to tilt the soil allowing for easier seeding
Litmus paper anime
Litmus Paper
  • Paper soaked in crushed morning glories that changes colour according to pH.
91
First attempt bread anime
Bread(Fail)
  • First attempt at making bread resualting in industrial waste
Bola
Bola
  • Hunting tool used for capturing animals
Goat butter anime
Goat Milk Butter
  • Butter made by agitating goat's milk and scooping off the top layer.
92
Bread oven anime
Bread Oven
  • An oven designed for baking bread at high temperatures in an airtight way (by adding steam).
92
Modern bread anime
Long Lasting Bread
  • A delicious wheaten loaf.
92
Steam gorilla two anime
Steam Gorila Level 2
  • Upgrageded steam gorila now able to go up hill thanks to double piston engine.
92
Mirror anime
Mirror
  • A smooth reflective surface made by mixing sodium hydroxide, silver and ammonia, soaking glass in it, adding a dash of glucose and then finally glueing paper or carbon to the back of it.
  • Used in the Daguerreotype cameras.
93
Camara anime
Daguerreotype Camera
  • A handheld camera used for taking long exposure photographs.
93
Picture anime
Photograph
  • An image captured on the surface of the Daguerreotype's mirror film after running mercury then a sulfur solution over it.
93
Airal photography anime
Arial Photography
  • Photography designed for survey
93
Sythe
Scythe
  • Tool used for harvesting grains
93
Crude oil anime
Crude Oil
  • A naturally occurring, yellowish-black liquid found beneath the Earth's surface and can be refined into various types of fuels. The Kingdom's current source is the Sagara oil field.
  • Used to make gasoline.
95
Matches anime
Matches
  • A easy source of fire, most likely Strike Anywhere type made from red phosphorus
93
Oil pump
Oil pump
  • Pump made for extration of oil
93
Striling engine anime
Stirling Engine
  • A heat engine that is operated by the cyclic compression and expansion of air or other gas at different temperatures, resulting in a net conversion of heat energy to mechanical work.[9]
95
Motor boat anime
Motorboat
  • An engine-powered boat that uses a propeller rather than sails to move.
95
Gasoline anime
Gasoline
  • Refined oil.
  • The so called "Love Drug" mentioned in chapter 1 was gasoline refined from the plastic bottle caps. The molecular structure of polyethylene resembles long chains of "gasoline" molecules stuck together. Chopping the chains into smaller hydrocarbons produces a usable fuel.
95
Signal tower
Signal Tower
  • A tall tower that emits strong radio waves, powered by a waterwheel attached to a waterfall.
  • Used to determine position with the GPS.
95
GPS anime
GPS
  • A navigation system that uses fixed points relative to the Earth to determine location.
  • Used by the Kingdom of Science to find their bearings while globetrotting.
95
Braun tube anime
Braun Tube
  • Also known as a cathode-ray tube, it is a vacuum tube containing one or more electron guns, the beams of which are manipulated to display images on a phosphorescent screen.
  • Made by taking an Erlenmeyer flask, dissolving powdered sphalerite in water and painting the bottom of the flask and turning it into a vacuum tube. An electron beam is then added, making electrons hit the painted side and light it up. Two crystal plates are then aligned and have voltage passed through them, forcing the electrons into a line.
96
Radar anime
Radar
  • Made by taking the Braun tube and connecting the radio antenna to two more parallel crystal plates, perpendicular to the first two.
96
Sonar anime
Sonar
  • Made by changing the radar's input from antenna to microphone and using tuning forks.
96
Metal detector anime
Metal Detector
  • An instrument to detect the presence of metal using "elektro-magneticky waves" (electromagnetic waves) thanks to a magnetised coil.
97
Mine thumper anime
Digging Rig
  • Big contraption designed to help with digging up deep ore deposits
Hard hat
Hardhat
  • A yellow protective head gear, used in the mines
Rails anime
Rails
  • Rails used to build the minecart system in the mine
Mine cart anime
Mine Cart
  • A cart on rails, used to transport cargo around a mine.
97
Asphalt anime
Asphalt
  • Used to make smooth roads by mixing gravel and asphalt (oil byproduct) in a 9:1 ratio and then smashing it down smooth.
98
Destilation tower
Distillation tower
  • A big steel tower, designed for disteling oil into usable products
Model Ship
Model Ship
  • A 1:48 ratio scale model of the Perseus to be scaled up to full size.
99
Pantograph anime
Pantograph
  • A mechanism for copying movements using paralellograms.
  • Used to copy out the parts of the model ship to full sized pieces.
99
Snowboard
Snowboard
  • A carbon snowboard
99
Choclate
Artifical Chocolate
  • Chocolate produced using chemical processes and not coco beans.
99
Rotary klin anime
Rotary Kiln
  • A large insulated chamber attached to a huge furnace. The kiln gets fed whatever is in the furnace along with oxygen produced by electrolysis, which makes impurities like phosphorous and silicon float to the top and are filtered out. Burning charcoal then saps the iron ore of its oxygen, making pure iron settle on the bottom.
99
Lathe level two
Lathe (Level 2)
  • Itermidate lathe to make level 3
99
Lathe level three
Lathe (Level 3)
  • Lathe designed to work with steel
99
Bug net
Bug Net
  • A net designed for capturing silk moths for production of silk
Swimsuits
Silk Swimsuits
  • Bathing outfits made from silkworm thread.
99
Auto timer
Automated Camera Timer
  • A timing devices that uses the flow of water filling a bamboo pipe to hit a switch, making the camera take a picture.
99
Perseus anime
Perseus
  • A large seafaring vessel.
99


Treasure Island[]

Inventions built during the Treasure Island Arc.

Show/Hide Table
Image Name Notes Appearance
Devils Trumpet
Scopolamine
(C17H21NO4)
  • An autonomic-nerve inhibitor extracted from Datura Metel flowers.
102
Magnifying Glass
Magnifying Glass
  • A handheld polished convex lens used to magnify objects.
104
Microscope
Microscope
  • A device used to examine objects that are too small to be seen by the naked eye.
104
Tear Gas
Chloroacetone
(CH3COCH2Cl)
  • A colourless liquid with a pungent odour.
  • Used as tear gas.
  • To make it, take baked tree sap and cook it with shells to make acetone, then combine with chlorine.
105
Skatole
Skatole
(C9H9N)
  • The primary contributor to fecal odor.
  • Can be made by combining rotting meat with jasmine then applying heat, or alternatively making very strong jasmine tea and pouring it over heated meat.
109
Shampoo
Shampoo
&
Conditioner
  • The shampoo is a lathering soap made from coconut oil, salt, sodium hydroxide and sulfuric acid, used to wash hair.
  • The conditioner is a combination of honey, coconut and lemon used to smooth down hair cuticles.
110
Foundation
Foundation
  • A combination of white, yellow and red powders used to even out skintone.
110
Perfume and Lipstick
Perfume
&
Lipstick
  • Various other makeup tools.
110
Wireless Ear Piece
Wireless Earpiece
  • A device used to listen in on radiowaves without the need for batteries, known as a crystal radio.
  • Can be made by wrapping copper wire into a coil, attaching a small rock to the middle then adding a piece of Rochelle salt.
111
Motor
Motor
  • A motor that spins using electric current and a magnet.
  • Used to build little rat-like cars.
112
Plaster
Plaster
  • A "silent bomb" made by mixing two substances.
114
Platinum
Platinum
(Pt)
  • A very rare metal.
115
Nitric Acid Set up
Nitric Acid Setup
  • A chemistry setup designed to turn ammonia solution and shells into nitric acid.[10]
116
Pump
Air Pump
  • A crank-style pump for pumping air into the oxygen tanks.
117
Oxygen Tank
Oxygen Tank
  • Metal cylinders filled with air with over 50 ATM worth of pressure, equivalent to about 10 minutes of oxygen.
117
Blade
Propeller Blade
  • Feathers coated in plastic.
119
Ball Bearing
Ball Bearings
  • Smooth, equally-sized metal balls.
119
Basic Drone
Drone (Level 1)
  • A simple, unstabilised drone capable of flight.
119
Ethyl Acetate
Ethyl Acetate
(C4H8O2)
  • A chemical with a sweet smell that can cause dizziness.
120
Folding Weapon
Folding Weapon
  • A foldable polearm-type weapon that allows Moz to keep it hidden.
123
Pistol
Pistol
  • A revolver pistol with an unusual barrel rotation style.
124
Carbon Wire
Carbon Wire
  • Rope made of spun tar (dregs from burning coal).
125
Stable Drone
Drone (Level 2-3)
  • The previous drone but with an additional propellor and motor, controlled by 4 separate potentiometers.
125
Potentiometer
Potentiometer
  • Coil-based variable resistor that allows the voltage to change based on how far apart the sliding switches are.
125
Solid Lubricant
Dry Lubricant
  • A combination of graphite (from chimney soot) mixed with alcohol, reducing friction thanks to the carbon's lattice.
132
Petrification Device
Petrification Device
  • Also known as the Petrification Weapon or Medusa, the device that causes petrification.
137
Parabolic Antenna
Parabolic Antenna
  • An antenna that collects radio and sound waves.
139


Bar Francois[]


North America[]

Inventions built during the New America City Arc.

Show/Hide Table
Image Name Notes Appearance
Globe
Planetarium
  • A hut with a globe inside that Kaseki and Yuzuriha built together.
142
Voice Recorder
Voice Recorder
  • Based off of phonograph cylinders, used for recording sound.[11]
143
Gum Syrup
Gum Syrup
  • A drink sweetener, normally made of sugar and water, with some gum arabic as an emulsifier.
  • For Senku's version, wash wheat flour and massage it to separate the starch. Then add a few drops of sulfuric acid, boil it for a while and add some witherite (BaCO3). Mix until the pH won't kill you.
145
Calpico
Calpico
  • A drink made of strained yogurt mixed with gum syrup and lemon juice.
145
Wort
Wort
  • The liquid extracted from the mashing process during the brewing of beer or whisky.
  • Made by soaking then roasting and drying wheat, removing the unwanted parts, smashing it to dust and finally dissolving in water and filtering it. Adding hops and waiting will make beer.
146
Sunstone
Calcite
(CaCO3)
  • Also known as a sunstone when carved, it is a mineral with an optical property called birefringence (double refraction), causing objects viewed through a clear piece of calcite to appear doubled.[12]
147
Gator burger
Gator Burger
  • A large hamburger that uses alligator meat for the patties.
148
Acetylene
Calcium Carbide (CaC2)
&
Acetylene (C2H2)
  • Calcium carbide is a compound usually used to make acetylene and calcium cyanamide.
  • Acetylene gas can be made by mixing water and calcium carbide, and can ruin engines if sucked inside. Can also be used as fuel for gas welding.
150
Sand Table
War Table
  • A board with tiles and figures for planning strategic moves.
153
Ice Cream
Ice Cream
  • A deliciously sweet cold treat for pulling enemy spies to your side.
  • Made by stirring and chilling milk, sugar and kudzu powder and flavoring with vanilla essence.
  • For the synthetic version of vanilla: wrap copper around a test tube, sticking a piece of iron inside and running electricity through it to generate ozone, then take bay laurel extract and boiling in sodium hydroxide before finally infusing the ozone inside.
155
Non-Newtonian Armor
Dilatant Body Armor
  • A mixture of a fine powder and a liquid creating a dilatant non-Newtonian fluid. In layman's terms, it gets harder the harder you hit it.
159
DRILL
Drill
  • A shovelling device for quickly digging underground tunnels, designed by Chrome.
162
Stethoscope
Stethoscope
  • A tool for listening to the functions in a patient's chest.
163
Syringe
Syringe
  • A tool for drawing in and expelling fluids via a needle on the end.
163
Perseus aircraft carrier
Aircraft Carrier
  • The Perseus remade as an aircraft carrier with an on-deck plane catapult for takeoff.
163
Aircraft
Aircraft
  • An airplane stolen from the Americans originally in chapter 150, finally fixed.
163
Wheelbarrow
Wheelbarrow
  • A single-wheeled container for easily moving heavy or unwieldy things.
163
Nikki and Magma making oil
Castor Bean Oil
  • An improved fuel for engines made with castor beans.
164
Rocket Sled
Bomb
&
Rocket Sled
  • Chrome's quick escape plan using a sled on rails and an explosive.
167
Dr Xenos Boat
Xeno's Boat
  • A ship stolen from Xeno's castle.
168


South America[]

Inventions built during the South America Arc.

Show/Hide Table
Image Name Notes Appearance
Super Soap Bubble Solution
Super Soap Bubbles
  • Big bubbles used for modelling the petrification beam.
171
F1 Boat
Spinnaker
  • A sail attached to the front of the boat.
173
Radar Decoy Ship
Decoy Ship
  • The amphibious mobile lab repurposed as a decoy, covered in things that will help it show up on radar.
174
Rubber
Rubber
  • Harvested latex mixed with vinegar and kneaded with sulfur powder.
  • Used to make tires, bouncy balls and boots.
174
Tires
Tires
  • Improved wheels by mixing rubber with carbon powder, heating it gently and molding it to shape. Includes a stiffer outer covering with cloth and wires, an inflated inner tube and an axle in the center.
175
Motorcycles
Motorcycle
  • A two-wheeled vehicle capable of traversing rough terrain and carrying up to three passengers.
175
Fax
Fax
  • A method of transferring information via telephone, in this case an image.
177
Wristwatch
Wristwatch
  • A device worn on the wrist used to tell time (can also receive radio signals).
177
Loupe
Watchmaker's Loupe
  • A small magnifying glass worn over an eye, usually used by watchmakers and other appraisers for seeing small details.
177
Ropeway
Ropeway
  • A method used to transport people and goods across difficult terrain using pulleys and rope.
179
Tin Can Telephone
Tin Can Telephone
  • A string attached to two solid containers to amplify sound travelling through the rope.
179
Rubber Boots
Rubber Boots
  • Tall boots to protect travellers in the rainforest from nasty bugs.
180
Animal Repellant
Animal Repellant
  • A topical lotion to repel any animals in the rainforest.
  • Made by mixing ethanol and army ants.
180
Brass Knuckles
Brass Knuckles
  • A piece of metal designed to fit around the hand, in this case specifically concentrated in a point for easily destroying petrification devices.
181
Stealth Vessel
Stealth Vessel
  • A ship with angled faces designed to reflect radar waves away from rather than back towards their source.
  • It is then improved by covering it with petrification devices, as they do not get picked up by radar.
181
Joel confirms the diamond is real
Diamond
(C)
  • Tiny man-made diamonds, created using methanol (or another alcohol) heated with a tungsten filament.
  • Natural diamonds were later mined and shaped using a man-made diamond rasp.
182
Elevator
Elevator
  • A ropeway, but vertical.
183
Tripwire Trap
Tripwire Trap
  • A trap triggering a sound recording to play back when the tripwire is touched.
184
Under Waterwheel
Underwater Waterwheel
  • A waterwheel that is fully underwater and thus mostly hidden.
  • Is attached to a grindstone for diamonds.
184
Cart
Cart
  • A 2-wheeled cart constructed by Suika to help her carry statues.
195
Fish Trap
Fish Trap
  • A woven basket trap for catching fish made by Suika.
  • Likely based off the bottle/pot trap design.
195
CASU
Cryogenic Air Separation Unit
  • A cryogenic fractional distillation device used to separate air into its components.
  • Used to acquire argon.
199
Argon
Argon
  • A noble gas found in the Earth's atmosphere.
  • Used in the Geiger counter.
199
Geiger Counter
Geiger Counter
  • An instrument used for detecting and measuring ionizing radiation. Can also be used to find certain ores.
199
Ilmenite
Ilmenite Ore
(FeTiO3)
  • A black iron-titanium oxide, the primary ore of titanium.
  • The titanium is to make high-performance alloys for aerospace, military, industrial, medical and other uses.
199
Molybdenite
Molybdenite
(MoS2)
  • A mineral of molybdenite sulfide.
  • The molybdenum is used to make steel alloys, particularly superalloys and high-strength ones.
199
Chrome ore
Chrome Ore
(FeCr2O4)
  • Also known as chromite, it is a crystalline mineral composed primarily of iron(II) oxide and chromium(III) oxide compounds.
  • The chromium is used to make stainless steel and chrome plating.
199
Pyrochlore ore
Pyrochlore Ore
((Na,Ca)2Nb2O6(OH,F))
  • A source of niobium, used in many different scientific applications.
199
Nickel ore
Nickel Ore
(Ni)
  • Used in many different types of alloy.
199
Stainless Steel
Stainless Steel
  • A group of ferrous alloys that contain a minimum of 11% chromium. Usually include other elements for different alloy properties.
  • Used to make cans and rust-resistant tools.
199
Mond Process
Mond Process Setup
  • A technique used to process and purify nickel.
  • Gives off carbon monoxide and nickel tetracarbonyl as waste products, both very toxic gases.
199
Gas Tank
Gas Tank
  • A spherical tank used for storing gas (specifically biofuel).
200
Inconel
Inconel
  • A superalloy used for rocketry.
  • Made from a combination of nickel, chrome, molybdenum, iron, titanium, and niobium.
200
Level 1 Rocket Engine
Level 1 Rocket Engine
  • A gas turbine engine, later used for the New Perseus.
200


Globetrotting[]

Inventions built during the Globetrotting Arc.

Show/Hide Table
Image Name Notes Appearance
Air Conditioner
Air Conditioner
  • A machine for cooling the air, commonly known as "A.C.".
201
Freezer
Freezer
  • An improved version of the refrigerator, for keeping food even cooler.
201
Millstone
Millstone
  • Used for crushing olives into a paste.
202
Olive Centrifuge
Centrifuge
  • A device that separates the spun contents into its components.
  • Used to extract the oil from the crushed olive paste.
202
Olive Oil
Olive Oil
  • A fragrant oil made of pressed olives, used in various dishes such as ajillo and churros.
202
Drago Coins
Dragos Hard Currency
  • Coins made of superalloys depicting members of the Kingdom of Science, allowing them to pay the people they revive in Europe.
202
Fluorite
Fluorite
(CaF2)
  • A fluorescent mineral found in Barcelona.
  • Used to make better telescope lenses.
203
Fluorite Telescope
Fluorite Lens
&
Telescope
  • A telescope that uses fluorite lenses to lessen chromatic aberration and distortion.
203
Dr. 1 Missile
Test Rocket/Missile
(Dr. 1)
  • A rocket for testing Xeno's new jet engine, filled with dynamite and used to blow a path through the dam blocking the Suez Canal.
203
Trowel
Trowel
  • A small handheld shovel for digging.
204
Parametron
Parametron
  • A simpler replacement circuit for semiconductors in a computer.
  • Made from copper and zinc baked into a donut and wrapped with wire.
206
Half Adder
Adder Circuit
  • A circuit used to complete basic addition.
  • Both a half adder and full adder were made.
206
Fax Machine
Fax Machine
  • A combination scanner-printer used to send images over radio.
207
Chessboard
Chessboard
  • A board and set of pieces used for playing chess.
207
Magnetic Memory
Magnetic Memory
  • A grid of wires and magnets used to store data.
208
Nixie Tubes
Nixie Tubes
  • A gas-filled bulb with wires set into shapes of numerals so they can be displayed easily.
208
Calculator
Calculator
(SI-1)
  • A device used to complete mathematical operations.
208
Bauxite
Bauxite
  • An ore containing several minerals and is the main source of aluminum for aluminum manufacturing.
209
Hardcover Book
Hardcover Book
(Mathematics by SAI)
  • A book bound and with a hard cover.
210
Theodolite
Theodolite
  • A device used for measuring angles on the horizon.
211
Archemedes Screw
Archemedes' Screw
  • A screw for raising water or sand-like materials to a higher level.
  • Used in rice paddy irrigation.
211
Rice Transplanter
Rice Transplanter
  • Used to plant rice seedlings into a rice paddy, created by modifying the mobile lab.
211
Phosphorite
Phosphorite
(P2O5)
  • A mineral rich in phosphorus, used in making fertilizer.
  • Harvested on the island of Nauru due to the presence of many albatrosses.
211
Rice Harvester
Rice Harvester
  • A machine used to harvest rice efficiently, made by modifying the mobile lab.
211
Dam
Dam
  • A large-scale dam for producing hydroelectric power.
  • Includes bamboo-reinforced concrete.
  • Controls the flow of a body of water through a giant turbine to generate electricity.
212
Rocket Launchpad
Rocket Launchpad
  • A pad to launch a rocket from, built on Treasure Island.
212


Moon Mission[]

Inventions built during the Moon Mission Arc.

Show/Hide Table
Image Name Notes Appearance
Gen's Puppet
Marionette
  • A puppet made by Gen ressembling Senku to help catch newly-revived people up with the state of the world so far.
213
Television
Television
  • A CRT screen for displaying images.
213
Computer
Computer
(SAL 9000)
  • The completed moon mission computer.
  • Has the same sepecifications as the Famicom: 16-bit, 60khz CPU, and a memory of 129 core units with 512K ROM and 16K SRAM.
  • Uses punch cards for data processing and programming.
  • Has several classic video games programmed by Sai, including chess and a flight simulator.
213
Perseus D Monkey
Perseus D. Monkey
  • A smaller hybrid ship for short-distance travel around Japan.
  • The name of the ship is a reference to the manga One Piece, specifically the name of the main character Monkey D. Luffy.
214
Selenium
Selenium
(Se)
  • From selenium-bearing silver ore naumannite (Ag2Se) found in the Kagoshima prefecture of Japan.
  • Used in the photoconductive surface for the TV camera.
214
Arsenic Tellurium
Arsenic (As)
&
Tellurium (Te)
  • From the skarn deposit found in chapter 56.
  • Used in the photoconductive surface for the TV camera.
214
TV Camera
TV Camera
  • A camera able to convert images it "sees" to an electronic signal that can then be relayed via cables to a separate screen.
214
Large Telescope
Large Telescope
  • The best telescope the Kingdom of Science has on Earth.
214
Solar Panel
Solar Panel
  • Made by layering sheets of copper, selenium, and gold, topped with a layer of glass coated in magnesium fluoride to prevent reflections.
215
Rocket Launch Site
Rocket Launch Site
  • A launch site built on Treasure Island for the rockets.
  • Easily accessible by water.
215
1st Rocket
Unmanned Rocket
(SENKU1)
  • The first rocket to be tested by the Kingdom of Science.
  • Failed due to the thermal insulation being corroded by gas which poked a hole in the nozzle, resulting in it toppling into the water.
215
Level 99 Rocket Engine
Level 99 Rocket Engine
  • The highest level of rocket engine built by Xeno.
215
2nd Rocket
Unmanned Rocket
(SENKU2)
  • The second test rocket.
  • Exploded due to faulty wiring.
215
3rd Rocket
Unmanned Rocket
(SENKU3)
  • The third test rocket.
  • Failed to launch due to an air bubble vaporizing in the fuel.
215
7th Rocket
Unmanned Rocket
(SENKU7)
  • The seventh test rocket.
  • Successfully delivered its payload of an Earth reconnaissance satellite into orbit.
216
Satellite
Satellite
  • A reconnaissance satellite in orbit around Earth able to send images of the surface of the globe.
  • Orbits at a height of 25,000 km.
216
Space Telescope
Space Telescope
  • A satellite telescope focused on scanning the Moon's surface.
216
Voting Machine
Voting Machine
  • A set of buttons attached to SAL 9000 for counting private votes.
  • Used when voting for whether or not to make the moon mission one-way or two-way.
217
Undersea Cables
Undersea Cables
  • Copper wire coated in layers of nickel/steel/aluminum alloy, eucommia elastomer, and steel allowing it to hold up underwater.
  • Used for internet communication.
218
Internet
Internet
  • A network of cables across the globe connecting all the main population hubs.
218
E-paper
E-paper
  • A CRT screen that also scans for a light-emitting pen allowing the user to drag a cursor across the screen, similar to the surface of a tablet.
  • Used to ease rocket construction over the internet.
218
Rocket Seat
Rocket Seat
  • A large cushioned chair for the astronauts to sit in when going to the moon.
218
Senku11 Model
Model Rocket
  • A small scale model rocket of Chrome's 5-part design.
  • Built by Kaseki and Ryusui.
220
Resurrection Watch
Resurrection Watch
  • A watch built by Joel that sprays revival fluid over the wearer after a set duration of time.
  • Contains one "dose" of fluid.
220
Grenade-Net Launcher
Grenade-Net Launcher
  • A rocket launcher type of weapon that fires a bullet that opens up into a net covered with grenades.
  • Used to destroy piles of petrification devices.
220
Moving Target Range
Moving Target Range
  • A firing range for training the astronauts to shoot moving targets.
220
Lighter
Lighter
  • A lighter made by Xeno for his very close friend Stanley, based on the one he had before the first petrification.
221
Dress Forms
Dress Forms
  • Body casts made by Yuzuriha to accurately fit the space suits to the wearers.
222
Silicone Rubber
Silicone Rubber
  • An easily shaped polymer suitable for a wide range of uses.
  • Used in the space suits.
222
Polyvinyl Chloride
Polyvinyl Chloride
((C2H3Cl)n)
  • A synthetic plastic polymer with a wide range of uses.
  • Used in the space suits as vinyl and for making plastic wrap.
222
Microwave Oven
Microwave Oven
  • An electric oven consisting of a metal box with a high-powered vacuum tube known as a cavity magnetron.
  • Used to heat food quickly.
222
Plastic Wrap
Plastic Wrap
  • A very thin sheet of polyvinyl chloride used to keep food fresh.
222
Washing Machine
Washing Machine
  • A rotating drum used to wash clothing easier.
222
8mm Video Camera
8mm Video Camera
  • A film-based video camera that uses 8 mm wide film to store images.
222
Mini Fridge
Mini Fridge
  • A small refrigerator.
  • The name is a parody of "Smeg", a kitchenware brand.
222
Game Console
Game Console
  • A Senku-branded game console based of the not-yet-released PS5.
222
Liquid Crystal Display
Liquid Crystal Display
  • A screen made by layering different materials, forcing light to align in such a way that can be controlled by electricity.
222
Smartphone
Smartphone
  • A 40 kg device with a small handheld display, allowing the user access to their email, text, and play video games.
222
Moon Rocket
Moon Rocket
  • A rocket destined for the moon.
222
Space Suits (Black)
Space Suits
  • Space suits designed for getting the petrified passengers up into space. Mostly hard shell.
223
Chewable Cigarettes
Chewable Cigarettes
  • Chewable tobacco in the shape of cigarettes made by Xeno for Stanley to be used in space.
223
Space Ramen
Space Ramen
  • Ramen designed by Francois to be rehydrated and eaten in space.
  • Used a spray drying system for preparing the packets.
224
Capacitors and Transistors
Capacitors
&
Transistors
  • Electrical components used on printed circuit boards.
225
Space Suits (White)
Space Suits (EVA)
  • Softer space suits designed for extravehicular activities such as roaming about on the moon.
226
The Medusa Capsule
Medusa Capsule
  • An airtight capsule with a radio receiver and speaker inside, allowing the astronauts to activate the device even in a vacuum.
  • Later updated to act in reverse, keeping the vacuum inside with the speaker on the outside.[13]
227
Lunar Rover
Lunar Rover
  • A vehicle for traveling quickly across the moon's surface.
227
Passenger Plane
Passenger Plane
  • A large airplane for carrying cargo and passengers across oceans.
232
Church Bell
Church Bell
  • A large bell in a tower.
232
Balloons
Balloons
  • Decorative balloons used at Taiju and Yuzuriha's wedding, probably filled with helium.
232
Time Machine
Time Machine
  • The frame for a time machine.
  • Non-functional.
232


Tsukasa Empire[]

Items built by members of the Tsukasa Empire without any involvement from any members of the Kingdom of Science.

Show/Hide Table
Image Name Notes Appearance
Fake Blood
Fake Blood
  • Fake blood made by Gen from crushed grapes and stored in small packets.
26
Kudayari
Kudayari
  • A very flexible spear with a hollow metal tube that allows the spear to be twisted during thrusting.
  • Hyoga's favoured weapon.
46


American Colony[]

The items the American Colony designed and built on their own, without any involvement from any members of the Kingdom of Science.

Show/Hide Table
Image Name Notes Appearance
Platinum Ring
Platinum
(Pt)
  • A platinum ring Carlos wanted to give Luna for her birthday.
  • Used in the Haber-Bosch plant.
158
Roadmap Senku HaberBosch Manga
Haber-Bosch Plant
  • A factory that makes ammonia.
  • Can be used to make unlimited amounts of gunpowder, ammunition or revival fluid using only air and water.
152
Machine Gun
Machine Gun
  • A powerful gun that can fire many times a second.
149
Cigarette
Cigarette
  • Tobacco rolled into thin paper for smoking.
149
Aircraft
Aircraft
  • A small, 2-seat airplane with glass skis as landing gear.
150
Polygraph
Polygraph
  • A variety of instruments used to detect whether someone is lying or not based on blood pressure, pulse, respiration and skin conductivity.
  • Xeno's version involved salt water for conductivity, his arm for pulse, and leaning in to feel any quickening of breath.
151
Tractor
Tractor
  • A machine for helping around the farm.
151
Landing Strip
Landing Strip
  • A tarmac surface for safely and smoothly landing aircraft.
151
Headset
Headset
  • A device worn over the ears with an attached microphone, allowing the user to both hear and record sounds.
152
American Sniper Rifle
Sniper Rifle
  • A powerful gun with a long range.
  • Has a telescopic sight (also known as a scope) attached to give an accurate point of aim.
154
Binoculars
Binoculars
  • A device allowing the user to see distant objects clearly.
154
Weather Vane
Weather Vane
  • A device used to measure the speed and direction of wind.
154
Yardstick Dress
Yardstick Dress
  • A dress with alternating 5-inch-wide lines used to measure the distance to the target.
154
Encryption Device
Encryption Device
  • A device used to scramble messages.
158
Disc Changer
Disc Changer
  • Similar to a jukebox, this machine switches out record disks automatically.
159
Oscilloscope
Oscilloscope
  • An electronic test instrument that graphically displays varying signal voltages.
  • Can also be used to "see" sound by using the electrical pulses from a microphone.
159
Submarine
Submarine
161
Ramming Bomb
Ramming Bomb
  • A bomb on the end of a long protrusion on the prow of the submarine, designed to detonate on contact with the enemy vessel's hull.
165
Grappling Hooks
Grappling Hooks
  • Hooks with rope, used to climb and/or rappel down steep sides.
165
Grenades
Grenades
  • Explosive devices that throw shrapnel to injure the target(s).
166
American Pistol
Pistol
  • A handgun with 6 bullets in the chamber.
166
Turret
Turret
  • A large, stationary gun set up on the deck of the Perseus.
170
Canoe
Canoe
  • A lightweight narrow vessel perfect for traversing rivers, covered in branches as camouflage.
185
Magma opens the safe
Safe
  • An enormous safe requiring two abloy-style keys to be inserted and a handwheel to be turned before opening.
190


Chelsea (Pre-Kingdom of Science)[]

Show/Hide Table
Image Name Notes Appearance
Hanging Housing
Hanging Housing
  • A large pumpkin suspended in the air as a safe abode for Chelsea while she was survivng alone.
172
Phosphorescent Paint
Phosphorescent Paint
  • Paint made from boiled-down sphalerite pebbles.
  • Used to make easily-seen banners spelling H-E-L-P (or H-E-L-L, due to Chelsea's poor eyesight).
172


Astronauts[]

Roadmap Byakuya Earth Manga

The items that the six ISS astronauts had with them after landing on Treasure Island.

Show/Hide Table
Image Name Notes Appearance
Soyuz Capsule
Soyuz Capsule
  • The damaged Soyuz capsule used in reentry.
  • Used to store the treasures Byakuya collected over the rest of his life on earth.
44
Soyuz Survival Kit
Soyuz Survival Kit
  • A kit containing several tools for survival.
44
Abandoned Lifeboat
Abandoned Lifeboat
  • A rowboat left by the hermit who was living on Treasure Island prior to petrification.
44
Kickball
Kickball
  • A simple sewn-leather ball used for playing.
45
Electric Shaver Motor
Electric Shaver Motor
  • An electric shaver motor used for making the recorder.
60
Diamond Ring
Diamond Ring
  • Darya's diamond ring given to her by Yakov, used to scratch grooves into the glass record.
60
Record Recorder
Disc Cutting Lathe
  • A rotating disk and needle used to cut grooves into the glass record.
60
Record
Record
  • A glass record containing Lillian's last performance, the voices of the astronauts and a message for Senku.
60


Dr. STONE reboot: Byakuya[]

Roadmap Byakuya Earth Manga

This story is not considered canon in the main series.

Show/Hide Table
Image Name Notes Appearance
Rei 01
Rei
(Version 01)
  • Version 01 of Rei, conceptual.
1
Rei 23
Rei
(Version 23)
  • Version 23 of Rei.
1
Rei 37
Rei
(Version 37)
  • Version 37 of Rei.
  • First Rei to show verbal communication.
1
Reicanadarm
Rei+Canadarm
  • Rei attached himself to the ISS's Canadarm. Canadarm is a giant robotic arm that is used to deploy, manoeuvre, and capture payloads.
5
Laser Gun
Laser Gun
(Laser Range Finder)
  • A laser range finder made from Shamil's Test Equipment. Used to measure the ISS orbiting distance from Earth.
5
Oxygen Hydrogen
Oxygen (O2)
&
Hydrogen (H2)
  • Made by the electrolysis of water.
5
Nitrogen
Nitrogen
(N)
  • Collected from propulsion tanks on the outside of the ISS.
5
Carbon
Carbon
(C)
  • Made from food the Astronauts left aboard the ISS.
5
Hydrazine Nitrous
Dimethylhydrazine (C2H8N2)
Nitrous Oxide (N2O)
  • Rocket Fuel used by Rei to correct the orbit of the ISS.
  • The oxidizer used in combination with said fuel.
5
Rei 38
Rei
(Version 38)
  • Gas propulsion upgrade.
  • Visibly smoother than Rei 37.
5
ISS Hydrogen
Hydrogen Engine
  • A modified engine for the ISS that uses water as a fuel source.
5
Rei (Ver. 39)
Rei
(Version 39)
  • An improvement as several years had passed.
6
Reigelion
The Reigelion
  • A rocket ship built from two space suits with a solar cell attached. Piloted by Rei.
6
Ammonia
Ammonia
(NH3)
  • Found on Lil' Maho along with other organic matter.
6
Rei (Ver. 40)
Rei
(Version 40)
  • Now with the power of 1,000 smartphones.
6
Rei (Ver. 41)
Rei
(Version 41)
  • Now with the power of 3,000 smartphones thanks to the extra parts from collecting the satellites.
7
Giant Lamp
Giant Lamp
  • A large light for flashing while crossing over Tokyo, used to signal Byakuya that Rei is still in space.
7
Rei (Ver. 47)
Rei
(Versions 47, 53, 54, 55, 87, 109, 192)
  • Improvements and rebuilds as several years had passed.
8
Commemorative Book
Commemorative Book
  • A book to celebrate the 50th time Rei had to replace the solar cells.
8
Solar Power Farm
Solar Power Farm
  • A large array of solar panels to gather energy.
8
Space-Based Factory
Space-Based Factory
  • A factory for mass producing hydrogen bomb rockets.
8
Heavy Hydrogen
Heavy Hydrogen
(2H)
  • Also known as deuterium, used in the hydrogen bombs.
8
Remote-Controlled Spaceship with Hydrogen Bombs
Remote-Controlled Spaceship Equipped with Hydrogen Bombs
  • A rocket designed to redirect an asteroid away from the Earth.
  • 4,000 were made.
8
Reboot Chapter 9
3D Printer
  • A giant 3D printer with a large set of physical command discs so the printing can continue for a long time.
  • Used to print a new ISS and later, a series of smaller 3D printers to print Rei again.
9
Rei
Rei
(Version 01)
  • Rei's final body, similar to Byakuya's original design.
9


References[]

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