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Bản thiết kế (1.607)

Building a Coil Pot by Hand — Ancient Pottery Without a Wheel

Building a Coil Pot by Hand — Ancient Pottery Without a Wheel

bởi ClayDK

Thời tiền sử

74
0
0
0
1
0
Xây dựng Máy tiện cột cho Tiện gỗ xanh — Máy tiện cột lò xo

Xây dựng Máy tiện cột cho Tiện gỗ xanh — Máy tiện cột lò xo

bởi WoodyNO

Tiện

188
1
0
0
2
0
Hot Composting from Kitchen and Garden Waste — Engineering a Microbial Decomposition Reactor

Hot Composting from Kitchen and Garden Waste — Engineering a Microbial Decomposition Reactor

bởi BobBE

Sinh học

21
0
0
0
0
0
Understanding Whale Oil from Blubber Rendering — The Fuel That Lit the World Before Petroleum

Understanding Whale Oil from Blubber Rendering — The Fuel That Lit the World Before Petroleum

bởi BobBE

Sinh học

70
0
0
0
0
0
Understanding Sodium from Halite — The Reactive Metal That Powers Life and Industry

Understanding Sodium from Halite — The Reactive Metal That Powers Life and Industry

bởi PeterSE

Hiện đại

18
0
0
0
2
0
Understanding Protactinium from Uranium Ore — The Elusive Parent of Actinium

Understanding Protactinium from Uranium Ore — The Elusive Parent of Actinium

bởi PeterSE

Hiện đại

24
0
0
0
0
0
Understanding Actinium from Uranium Ore — The Element That Named the Actinides

Understanding Actinium from Uranium Ore — The Element That Named the Actinides

bởi PeterSE

Hóa học

22
0
0
0
0
0
Understanding Radium from Uranium Ore — The Glowing Element That Changed Science and Medicine

Understanding Radium from Uranium Ore — The Glowing Element That Changed Science and Medicine

bởi PeterSE

Hiện đại

38
0
0
0
0
0
Understanding Francium from Radioactive Decay — The Most Unstable Natural Element

Understanding Francium from Radioactive Decay — The Most Unstable Natural Element

bởi PeterSE

Hóa học

13
0
0
0
0
0
Understanding Radon from Radioactive Decay — The Invisible Killer in Your Basement

Understanding Radon from Radioactive Decay — The Invisible Killer in Your Basement

bởi PeterSE

Hiện đại

20
0
0
0
0
0
Understanding Astatine from Cyclotron Synthesis — The Rarest Naturally Occurring Element

Understanding Astatine from Cyclotron Synthesis — The Rarest Naturally Occurring Element

bởi PeterSE

Hóa học

17
0
0
0
0
0
Understanding Polonium from Uranium Ore — The Deadly Discovery That Launched Nuclear Science

Understanding Polonium from Uranium Ore — The Deadly Discovery That Launched Nuclear Science

bởi PeterSE

Hiện đại

21
0
0
0
0
0
Understanding Promethium from Nuclear Fission — The Phantom Lanthanide

Understanding Promethium from Nuclear Fission — The Phantom Lanthanide

bởi PeterSE

Hiện đại

14
0
0
0
0
0
Understanding Technetium from Nuclear Fission — The First Artificially Made Element

Understanding Technetium from Nuclear Fission — The First Artificially Made Element

bởi PeterSE

Hiện đại

26
0
0
0
0
0
Understanding Xenon from Air Separation — The Strangest Noble Gas

Understanding Xenon from Air Separation — The Strangest Noble Gas

bởi PeterSE

Hiện đại

18
0
0
0
1
0
Understanding Krypton from Air Separation — The Hidden Gas That Once Defined the Meter

Understanding Krypton from Air Separation — The Hidden Gas That Once Defined the Meter

bởi PeterSE

Hóa học

22
0
0
0
2
0
Understanding Argon from Air Separation — The Invisible Shield Gas

Understanding Argon from Air Separation — The Invisible Shield Gas

bởi PeterSE

Hóa học

13
0
0
0
2
0
Understanding Neon from Air Separation — The Gas That Lit the Modern City

Understanding Neon from Air Separation — The Gas That Lit the Modern City

bởi PeterSE

Hóa học

36
0
0
0
3
0
Understanding Helium from Natural Gas — The Element That Escapes Earth Forever

Understanding Helium from Natural Gas — The Element That Escapes Earth Forever

bởi PeterSE

Hóa học

20
0
0
0
4
0
Understanding Thorium from Monazite — The Nuclear Fuel That Could Replace Uranium
Nguy hiểm

Understanding Thorium from Monazite — The Nuclear Fuel That Could Replace Uranium

bởi PeterSE

Hạt nhân

14
0
0
0
4
0
Understanding Thallium from Pyrite Smelting — The Poisoner's Element

Understanding Thallium from Pyrite Smelting — The Poisoner's Element

bởi PeterSE

Hiện đại

12
0
0
0
1
0
Understanding Iridium from Platinum Group Ores — The Asteroid Impact Witness

Understanding Iridium from Platinum Group Ores — The Asteroid Impact Witness

bởi PeterSE

Hiện đại

31
0
0
0
1
0
Understanding Osmium from Platinum Group Ores — The Densest Element on Earth

Understanding Osmium from Platinum Group Ores — The Densest Element on Earth

bởi PeterSE

Hiện đại

21
0
0
0
2
0
Understanding Rhenium from Molybdenite — The Jet Engine Superalloy Element

Understanding Rhenium from Molybdenite — The Jet Engine Superalloy Element

bởi PeterSE

Hiện đại

16
0
0
0
2
0
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