කලාව
රූපලාවණ්‍ය සහ සුවතාව
ශිල්පය
සංස්කෘතිය සහ ඉතිහාසය
විනෝදාස්වාදය
පරිසරය
ආහාර සහ පාන
ප්‍රතිලෝම ඉංජිනේරු
විද්‍යාවන්
ක්‍රීඩා
තාක්ෂණය
පැළඳිය හැකි
සැලසුම්විද්‍යාවන්

විද්‍යාවන්

සැලසුම් 1,689 ක් තිබේ • උපවර්ග 11

සැලසුම් (1,689)

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

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

Astro විසින්IS

ලෝකඩ

82
0
0
0
3
0
ඉඩම් අළු වලින් ලයි සාදන්න

ඉඩම් අළු වලින් ලයි සාදන්න

Charlie විසින්DE

රසායන විද්‍යාව

106
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

Forge විසින්NO

ලෝහ වැඩ

47
0
0
0
0
0
Making a Stone Hoe — The First Agricultural Tool

Making a Stone Hoe — The First Agricultural Tool

Mary විසින්FI

ප්‍රාග් ඓතිහාසික

64
0
0
0
0
0
Making Bakelite — The First Fully Synthetic Plastic That Launched the Age of Polymers
අනතුරුදායක

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

Charlie විසින්DE

Plastic

55
0
0
0
1
0
Synthesising Aspirin — The Reaction That Founded Modern Pharmaceuticals

Synthesising Aspirin — The Reaction That Founded Modern Pharmaceuticals

Charlie විසින්DE

රසායන විද්‍යාව

55
0
0
0
1
0
Making Celluloid — The First Synthetic Plastic That Changed Everything
අනතුරුදායක

Making Celluloid — The First Synthetic Plastic That Changed Everything

Charlie විසින්DE

Plastic

81
0
0
0
3
0
Making Nitrocellulose (Guncotton) — The Nitration That Launched Smokeless Powder and Plastics
අනතුරුදායක

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

Charlie විසින්DE

Plastic

122
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

Charlie විසින්DE

රසායන විද්‍යාව

99
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

Charlie විසින්DE

රසායන විද්‍යාව

84
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

Charlie විසින්DE

රසායන විද්‍යාව

58
0
0
0
2
0
Making Bleaching Powder — The Chlorine Chemistry That Made White Fabric Affordable
අනතුරුදායක

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

Charlie විසින්DE

රසායන විද්‍යාව

47
0
0
0
3
0
Making Soda Ash by the Leblanc Process — The Chemical That Made Soap and Glass Affordable
අනතුරුදායක

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

Charlie විසින්DE

රසායන විද්‍යාව

68
0
0
0
3
0
Making Sulfuric Acid by the Lead Chamber Process — The Acid That Built the Industrial Revolution
අනතුරුදායක

Making Sulfuric Acid by the Lead Chamber Process — The Acid That Built the Industrial Revolution

Charlie විසින්DE

කාර්මික

69
0
0
0
6
0
Making DPP Red (Pyrrole Red) — The Accidental Ferrari Pigment That Ended the Synthetic Colour Revolution
අනතුරුදායක

Making DPP Red (Pyrrole Red) — The Accidental Ferrari Pigment That Ended the Synthetic Colour Revolution

Charlie විසින්DE

රසායන විද්‍යාව

66
0
0
0
3
0
Making Isoindoline Yellow — The High-Performance Pigment That Outlasts Cadmium
අනතුරුදායක

Making Isoindoline Yellow — The High-Performance Pigment That Outlasts Cadmium

Charlie විසින්DE

රසායන විද්‍යාව

55
0
0
0
3
0
Making Quinacridone — The Synthetic Organic Pigment That Obsoleted Alizarin Crimson
අනතුරුදායක

Making Quinacridone — The Synthetic Organic Pigment That Obsoleted Alizarin Crimson

Charlie විසින්DE

රසායන විද්‍යාව

71
0
0
0
4
0
Making Dioxazine Violet — The Staggeringly Powerful Purple That Replaced Cobalt Violet
අනතුරුදායක

Making Dioxazine Violet — The Staggeringly Powerful Purple That Replaced Cobalt Violet

Charlie විසින්DE

රසායන විද්‍යාව

51
0
0
0
3
0
Making Phthalocyanine Green — The Halogenated Phthalo That Replaced Viridian
අනතුරුදායක

Making Phthalocyanine Green — The Halogenated Phthalo That Replaced Viridian

Charlie විසින්DE

රසායන විද්‍යාව

54
0
0
0
3
0
Making Phthalocyanine Blue — The Copper Complex That Became the World's Most Used Blue Pigment

Making Phthalocyanine Blue — The Copper Complex That Became the World's Most Used Blue Pigment

Charlie විසින්DE

රසායන විද්‍යාව

54
0
0
0
3
0
Making Hansa Yellow — The Monoazo Pigment in Every Paint Box Since 1910
අනතුරුදායක

Making Hansa Yellow — The Monoazo Pigment in Every Paint Box Since 1910

Charlie විසින්DE

රසායන විද්‍යාව

73
1
0
0
4
0
Making Para Red — The First Azo Pigment That Launched Modern Colour Chemistry
අනතුරුදායක

Making Para Red — The First Azo Pigment That Launched Modern Colour Chemistry

Charlie විසින්DE

රසායන විද්‍යාව

43
0
0
0
5
0
Making Lithopone — The Co-Precipitated White Pigment of the Industrial Age
අනතුරුදායක

Making Lithopone — The Co-Precipitated White Pigment of the Industrial Age

Charlie විසින්DE

කාර්මික

62
0
0
0
2
0
Making Synthetic Alizarin Crimson — The Coal Tar Pigment That Destroyed the Madder Industry
අනතුරුදායක

Making Synthetic Alizarin Crimson — The Coal Tar Pigment That Destroyed the Madder Industry

Charlie විසින්DE

රසායන විද්‍යාව

67
0
0
0
5
0
1689 කින් 24 ක් පෙන්වයි