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UBUHANZI
UBWIZA N'UBUZIMA
UBUKORIKORI
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IMYIDAGADURO
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IBIRIBWA N'IBINYOBWA
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UBUMENYI
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IbishushanyoCraftUbucuzi bw'Ibyuma

Ubucuzi bw'Ibyuma

Ibishushanyo 829 birahari • Ibyiciro bito 10

Reba Ibyiciro Bito

Gutunganya ubuso

Umucuzi

Ibikoresho by'Ubucuzi

Gusya

Gusudira

Gusuka ibyuma

Itanura

Intwaro

Ibisigarira

Steampunk

Ibishushanyo (829)

Smelting Pig Iron in a Coke Blast Furnace — Molten Iron at Industrial Scale

Smelting Pig Iron in a Coke Blast Furnace — Molten Iron at Industrial Scale

na ElrondUS

Kigezweho

64
0
0
0
5
0
Making Coke from Coal — The Smokeless Fuel That Forged the Industrial Revolution

Making Coke from Coal — The Smokeless Fuel That Forged the Industrial Revolution

na GimliUS

Kigezweho

73
0
0
0
4
0
Building a Roman Ballista — The Torsion-Powered Bolt Thrower

Building a Roman Ballista — The Torsion-Powered Bolt Thrower

na EmmaSE

Abaroma

306
0
0
0
0
0
Building a Roman Undershot Water Mill — Grain Milling by Hydraulic Power

Building a Roman Undershot Water Mill — Grain Milling by Hydraulic Power

na EmmaSE

Abaroma

52
0
0
0
1
0
Polishing a Bronze Mirror — The First Reflective Surface Made by Human Hands

Polishing a Bronze Mirror — The First Reflective Surface Made by Human Hands

na ForgeNO

Kera

87
0
0
0
0
0
Greek Fire — The Byzantine Superweapon Whose Secret Died with an Empire

Greek Fire — The Byzantine Superweapon Whose Secret Died with an Empire

na CharlieDE

Ibihe byo Hagati

60
1
0
0
0
0
Building a Counterweight Trebuchet — The Medieval Siege Engine That Toppled Castles

Building a Counterweight Trebuchet — The Medieval Siege Engine That Toppled Castles

na EmmaSE

Ibihe byo Hagati

107
0
0
0
1
0
Smelting Wootz Crucible Steel — The Indian Secret Behind Damascus Blades

Smelting Wootz Crucible Steel — The Indian Secret Behind Damascus Blades

na ForgeNO

Kera

129
0
0
0
0
0
Building a Horizontal Water Wheel for Grain Milling — The First Mechanical Power Source

Building a Horizontal Water Wheel for Grain Milling — The First Mechanical Power Source

na EmmaSE

Gusya

66
0
0
0
4
0
Building Chinese Fire Arrows — The First Rockets in Human History
Akaga

Building Chinese Fire Arrows — The First Rockets in Human History

na CharlieDE

Kera

147
0
0
0
1
0
Building a Song Dynasty Fire Lance — The World's First Gunpowder Weapon
Akaga

Building a Song Dynasty Fire Lance — The World's First Gunpowder Weapon

na CharlieDE

Kera

111
1
0
0
4
0
Casting and Grinding a Speculum Metal Telescope Mirror — Newton's Reflecting Alloy

Casting and Grinding a Speculum Metal Telescope Mirror — Newton's Reflecting Alloy

na AstroIS

Ubumenyi bw'Umucyo

111
0
0
0
1
0
Making Tin-Lead Solder — The Ancient Alloy That Joins Metals Without a Forge
Akaga

Making Tin-Lead Solder — The Ancient Alloy That Joins Metals Without a Forge

na PeterSE

Kera

58
0
0
0
3
0
Building a Mariner's Sextant — The Instrument That Conquered the Oceans

Building a Mariner's Sextant — The Instrument That Conquered the Oceans

na AstroIS

Kigezweho

86
0
0
0
0
0
Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun

Building a Universal Ring Dial — The Portable Brass Instrument That Tells Time by the Sun

na AstroIS

Renaissance (1400–1600)

77
0
0
0
0
0
Building a Celestial Globe — Mapping the Stars on a Sphere

Building a Celestial Globe — Mapping the Stars on a Sphere

na AstroIS

Ibihe byo Hagati

61
0
0
0
0
0
Building a Nocturnal — The Medieval Star Clock That Tells Time by Polaris

Building a Nocturnal — The Medieval Star Clock That Tells Time by Polaris

na AstroIS

Ibihe byo Hagati

67
0
0
0
0
0
Building a Copernican Orrery — A Mechanical Model of the Heliocentric Solar System

Building a Copernican Orrery — A Mechanical Model of the Heliocentric Solar System

na AstroIS

Renaissance (1400–1600)

87
0
0
0
3
0
Building a Brass Astrolabe — The Islamic Golden Age Instrument That Mapped the Sky

Building a Brass Astrolabe — The Islamic Golden Age Instrument That Mapped the Sky

na AstroIS

Kera

98
0
0
0
7
0
Building a Chinese Armillary Sphere — The Bronze Instrument That Mapped the Heavens

Building a Chinese Armillary Sphere — The Bronze Instrument That Mapped the Heavens

na AstroIS

Kera

111
0
0
0
3
0
Drawing Wire Through a Drawplate — Reducing Iron Rod to Fine Wire

Drawing Wire Through a Drawplate — Reducing Iron Rod to Fine Wire

na ForgeNO

Ubucuzi bw'Ibyuma

57
0
0
0
4
0
Casting a Pewter Spoon in a Soapstone Mould — Low-Temperature Metal Casting

Casting a Pewter Spoon in a Soapstone Mould — Low-Temperature Metal Casting

na ForgeNO

Ibihe byo Hagati

55
0
0
0
0
0
Gukaranya Isusu Ry'Umukaji Arwaye Isusu — Igitabo Cyambere Cy'Uyambaye

Gukaranya Isusu Ry'Umukaji Arwaye Isusu — Igitabo Cyambere Cy'Uyambaye

na ForgeNO

Ibikoresho by'Ubucuzi

94
0
0
0
0
0
Striking Fire with Flint and Steel — The Iron Age Upgrade to Fire Starting

Striking Fire with Flint and Steel — The Iron Age Upgrade to Fire Starting

na ForgeNO

Ubucuzi bw'Ibyuma

50
0
0
0
0
0
Hagaragajwe 24 kuri 829