སྒྱུ་རྩལ
མཛེས་སྡུག་དང་བདེ་ཐང
བཟོ་རིག
རིག་གནས་དང་ལོ་རྒྱུས
དགའ་སྟོན
ཁོར་ཡུག
ཟས་དང་བཏུང་རྫས
ཕྱིར་འཕྲུལ་རིག
ཚན་རིག
རྩེད་འགྲན
རིག་རྩལ
གྱོན་རུང

རྫས་རིག

བིལུ་པིརིན་ཊི ༡,༢༦༣ ཡོད • ཡན་ལག་དབྱེ་རིམ ༢༢

བིལུ་པིརིན་ཊི (༡,༢༦༣)

Verre Feuilleté

Verre Feuilleté

MlleRose གྱིསFR

རྫས

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Sheet Polariser

Sheet Polariser

Penny གྱིསDK

མདོངས་རིག

༣༡
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グルタミン酸の分離 — うま味の正体

グルタミン酸の分離 — うま味の正体

HanaChan གྱིསJP

ཟས་དང་བཏུང་རྫས

༦༢
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Cellophane

Cellophane

Mary གྱིསFI

ཚན་རིག

༤༢
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Carborundum — Silicon Carbide

Carborundum — Silicon Carbide

Mary གྱིསFI

ཚན་རིག

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Paper Chromatography

Paper Chromatography

Charlie གྱིསDE

ཚན་རིག

༥༨
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Growing Alum Crystals

Growing Alum Crystals

Peter གྱིསSE

དྭངས་ཤེལ་རིག

༩༦
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Galalith
ཉེན་ཁ་ཅན།

Galalith

Charlie གྱིསDE

སྦྱར་རྫས་བཟོ

༤༣
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Cyanotype Print

Cyanotype Print

Charlie གྱིསDE

མུན་ཁང

༤༥
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Silver Stain for Glass

Silver Stain for Glass

Charlie གྱིསDE

ཁ་དོག་བཏགས

༦༩
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Cobalt Blue Glass

Cobalt Blue Glass

Charlie གྱིསDE

ཁ་དོག་བཏགས

༥༦
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Boyle's Law — Squeeze a Syringe of Air

Boyle's Law — Squeeze a Syringe of Air

Charlie གྱིསDE

Scientific Revolution (1600–1760)

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Pasteurising Milk and Wine — Gentle Heat That Kills the Germs Without Cooking

Pasteurising Milk and Wine — Gentle Heat That Kills the Germs Without Cooking

Galadriel གྱིསUS

དེང་རབས

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Distilling Coal Tar — Splitting Black Waste into the Chemical Industry
ཉེན་ཁ་ཅན།

Distilling Coal Tar — Splitting Black Waste into the Chemical Industry

Elrond གྱིསUS

དེང་རབས

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Galvanizing Iron with Zinc — A Coat That Rusts So the Iron Will Not

Galvanizing Iron with Zinc — A Coat That Rusts So the Iron Will Not

Krennic གྱིསUS

དེང་རབས

༣༤
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Building a Voltaic Pile — The First Battery and the Birth of Steady Electricity

Building a Voltaic Pile — The First Battery and the Birth of Steady Electricity

Gloin གྱིསUS

དེང་རབས

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Making Friction Matches — Fire on the Strike of a Stick
ཉེན་ཁ་ཅན།

Making Friction Matches — Fire on the Strike of a Stick

Vader གྱིསUS

དེང་རབས

༥༢
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Making a Daguerreotype — The First Practical Photograph, Drawn in Silver and Mercury
ཉེན་ཁ་ཅན།

Making a Daguerreotype — The First Practical Photograph, Drawn in Silver and Mercury

Legolas གྱིསUS

པར་ལེན

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Crucible Cast Steel by the Huntsman Process — Remelting Blister Steel into Flawless Ingots

Crucible Cast Steel by the Huntsman Process — Remelting Blister Steel into Flawless Ingots

Tarkin གྱིསUS

དེང་རབས

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Making Coal Gas for Lighting — The Gasworks That Lit the Nineteenth Century

Making Coal Gas for Lighting — The Gasworks That Lit the Nineteenth Century

Galadriel གྱིསUS

དེང་རབས

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Making Blister Steel by Cementation — Carburizing Wrought Iron into Steel

Making Blister Steel by Cementation — Carburizing Wrought Iron into Steel

Balin གྱིསUS

དེང་རབས

༧༦
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Puddling Wrought Iron from Pig Iron — Burning Out the Carbon in a Reverberatory Furnace

Puddling Wrought Iron from Pig Iron — Burning Out the Carbon in a Reverberatory Furnace

Palpatine གྱིསUS

དེང་རབས

༦༡
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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

Elrond གྱིསUS

དེང་རབས

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

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

Gimli གྱིསUS

དེང་རབས

༦༩
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1263 ནང་ལས་ 24 སྟོན་དོ།