សិល្បៈ
សម្រស់ និង សុខុមាលភាព
សិប្បកម្ម
វប្បធម៌ និង ប្រវត្តិសាស្ត្រ
ការកម្សាន្ត
បរិស្ថាន
ម្ហូប និង ភេសជ្ជៈ
វិស្វកម្មបញ្ច្រាស
វិទ្យាសាស្ត្រ
កីឡា
បច្ចេកវិទ្យា
ប្រដាប់ដែលស្លៀក

ឧស្សាហកម្ម

31 ប្លង់មាន

ប្លង់ (31)

Paper-Insulated Lead-Covered Cable

Paper-Insulated Lead-Covered Cable

ដោយ MaryFI

សម្ភារៈ

48
0
0
0
0
0
Electroless Nickel Plating

Electroless Nickel Plating

ដោយ CharlieDE

រសាយនវិទ្យា

39
0
0
0
0
0
Bower-Barff Rustless Iron

Bower-Barff Rustless Iron

ដោយ EmmaSE

ការធ្វើការលោហៈ

38
0
0
0
0
0
Powder Coating

Powder Coating

ដោយ KarenSE

សម្ភារៈ

45
0
0
0
0
0
Chromium Plating
គ្រោះថ្នាក់

Chromium Plating

ដោយ CharlieDE

រសាយនវិទ្យា

38
0
0
0
0
0
Anodising Aluminium
គ្រោះថ្នាក់

Anodising Aluminium

ដោយ MaryFI

សម្ភារៈ

35
0
0
0
0
0
Metal Spraying

Metal Spraying

ដោយ EmmaSE

ការធ្វើការលោហៈ

33
0
0
0
0
0
Phosphate Rust-Proofing

Phosphate Rust-Proofing

ដោយ CharlieDE

រសាយនវិទ្យា

39
0
0
0
1
0
Sherardizing

Sherardizing

ដោយ MaryFI

សម្ភារៈ

36
0
0
0
0
0
Electroplating

Electroplating

ដោយ CharlieDE

រសាយនវិទ្យា

38
0
0
0
4
0
Sulfite Wood Pulp

Sulfite Wood Pulp

ដោយ KarenSE

ការធ្វើក្រដាស

42
0
0
0
0
0
Dynamite
គ្រោះថ្នាក់

Dynamite

ដោយ ClayDK

ឧស្សាហកម្ម

33
0
0
0
0
0
Calcium Carbide

Calcium Carbide

ដោយ CharlieDE

ឧស្សាហកម្ម

47
0
0
0
0
0
Making a Silver Mirror by the Liebig Process — Depositing Metallic Silver on Glass

Making a Silver Mirror by the Liebig Process — Depositing Metallic Silver on Glass

ដោយ CharlieDE

Metal

91
0
0
0
0
0
Making Tin-Lead Solder — The Ancient Alloy That Joins Metals Without a Forge
គ្រោះថ្នាក់

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

ដោយ PeterSE

Metal

47
0
0
0
0
0
Making Bakelite — The First Fully Synthetic Plastic That Launched the Age of Polymers
គ្រោះថ្នាក់

Making Bakelite — The First Fully Synthetic Plastic That Launched the Age of Polymers

ដោយ CharlieDE

Plastic

54
0
0
0
1
0
Synthesising Aspirin — The Reaction That Founded Modern Pharmaceuticals

Synthesising Aspirin — The Reaction That Founded Modern Pharmaceuticals

ដោយ CharlieDE

រសាយនវិទ្យា

54
0
0
0
1
0
Making Celluloid — The First Synthetic Plastic That Changed Everything
គ្រោះថ្នាក់

Making Celluloid — The First Synthetic Plastic That Changed Everything

ដោយ CharlieDE

Plastic

80
0
0
0
3
0
Making Nitrocellulose (Guncotton) — The Nitration That Launched Smokeless Powder and Plastics
គ្រោះថ្នាក់

Making Nitrocellulose (Guncotton) — The Nitration That Launched Smokeless Powder and Plastics

ដោយ CharlieDE

Plastic

118
0
0
0
2
0
Vulcanizing Rubber with Sulfur — The Accidental Discovery That Put Tyres on the Road

Vulcanizing Rubber with Sulfur — The Accidental Discovery That Put Tyres on the Road

ដោយ CharlieDE

រសាយនវិទ្យា

95
0
0
0
3
0
Making Portland Cement from Limestone and Clay — The Material That Built the Modern World

Making Portland Cement from Limestone and Clay — The Material That Built the Modern World

ដោយ CharlieDE

រសាយនវិទ្យា

82
0
0
0
4
0
Electrolysis of Water — Splitting the Molecule That Fooled Chemistry for Centuries

Electrolysis of Water — Splitting the Molecule That Fooled Chemistry for Centuries

ដោយ CharlieDE

រសាយនវិទ្យា

57
0
0
0
2
0
Making Bleaching Powder — The Chlorine Chemistry That Made White Fabric Affordable
គ្រោះថ្នាក់

Making Bleaching Powder — The Chlorine Chemistry That Made White Fabric Affordable

ដោយ CharlieDE

រសាយនវិទ្យា

45
0
0
0
3
0
Making Soda Ash by the Leblanc Process — The Chemical That Made Soap and Glass Affordable
គ្រោះថ្នាក់

Making Soda Ash by the Leblanc Process — The Chemical That Made Soap and Glass Affordable

ដោយ CharlieDE

រសាយនវិទ្យា

67
0
0
0
3
0
បង្ហាញ 24 ក្នុងចំណោម 31