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

සංස්කෘතිය සහ ඉතිහාසය

සැලසුම් 2,354 ක් තිබේ • උපවර්ග 3

සැලසුම් (2,354)

Understanding Yttrium from Xenotime — The Rare Earth That Lights Red Screens
අනතුරුදායක

Understanding Yttrium from Xenotime — The Rare Earth That Lights Red Screens

Peter විසින්SE

පතල් කැණීම

44
0
0
0
12
0
Understanding Rubidium from Lepidolite — The Alkali Metal That Defines Time

Understanding Rubidium from Lepidolite — The Alkali Metal That Defines Time

Peter විසින්SE

රසායන විද්‍යාව

53
0
0
0
2
0
Understanding Bromine from Seawater Brine — The Only Liquid Non-Metal

Understanding Bromine from Seawater Brine — The Only Liquid Non-Metal

Peter විසින්SE

රසායන විද්‍යාව

74
0
0
0
2
0
Understanding Germanium from Zinc Ore Processing — The Semiconductor That Started the Electronics Age

Understanding Germanium from Zinc Ore Processing — The Semiconductor That Started the Electronics Age

Peter විසින්SE

Industry 2.0 — Electricity, Steel & Oil (1870)

45
0
0
0
2
0
Understanding Scandium from Thortveitite — The Rare Metal That Strengthens Aluminum
අනතුරුදායක

Understanding Scandium from Thortveitite — The Rare Metal That Strengthens Aluminum

Peter විසින්SE

පතල් කැණීම

45
0
0
0
0
0
Understanding Chlorine from Salt Electrolysis — The Element That Purifies Water

Understanding Chlorine from Salt Electrolysis — The Element That Purifies Water

Peter විසින්SE

රසායන විද්‍යාව

59
0
0
0
3
0
Understanding Fluorine from Fluorite — The Most Reactive Element on Earth
අනතුරුදායක

Understanding Fluorine from Fluorite — The Most Reactive Element on Earth

Peter විසින්SE

පතල් කැණීම

42
0
0
0
4
0
Extracting Iodine from Seaweed Ash — The Violet Vapor That Prevents Goiter
අනතුරුදායක

Extracting Iodine from Seaweed Ash — The Violet Vapor That Prevents Goiter

Peter විසින්SE

පතල් කැණීම

62
0
0
0
4
0
Understanding Tantalum from Columbite-Tantalite — The Conflict Metal Inside Every Phone

Understanding Tantalum from Columbite-Tantalite — The Conflict Metal Inside Every Phone

Peter විසින්SE

පතල් කැණීම

54
0
0
0
2
0
Extracting Gallium from Bauxite Residue — The Liquid Metal That Melts in Your Hand

Extracting Gallium from Bauxite Residue — The Liquid Metal That Melts in Your Hand

Peter විසින්SE

පතල් කැණීම

78
0
0
0
1
0
Recovering Selenium from Copper Refinery Anode Slime — The Photoconductor That Sees Light
අනතුරුදායක

Recovering Selenium from Copper Refinery Anode Slime — The Photoconductor That Sees Light

Peter විසින්SE

පතල් කැණීම

65
0
0
0
2
0
Extracting Neodymium-Rich Rare Earth Oxide from Monazite — The Magnet Metal That Reshaped Technology
අනතුරුදායක

Extracting Neodymium-Rich Rare Earth Oxide from Monazite — The Magnet Metal That Reshaped Technology

Peter විසින්SE

පතල් කැණීම

44
0
0
0
11
0
Extracting Boron Compounds from Borax — The Desert Mineral That Cleans, Fluxes, and Strengthens Glass

Extracting Boron Compounds from Borax — The Desert Mineral That Cleans, Fluxes, and Strengthens Glass

Peter විසින්SE

පතල් කැණීම

67
0
0
0
1
0
Extracting Lithium from Spodumene — The Lightest Metal That Powers the Future
අනතුරුදායක

Extracting Lithium from Spodumene — The Lightest Metal That Powers the Future

Peter විසින්SE

පතල් කැණීම

52
0
0
0
3
0
Alloying Steel from Iron and Carbon — The Metal That Built the Modern World

Alloying Steel from Iron and Carbon — The Metal That Built the Modern World

Mary විසින්FI

පුරාණ

79
0
0
0
6
0
Alloying Brass from Copper and Zinc — The Golden Metal That Is Neither Gold Nor Bronze

Alloying Brass from Copper and Zinc — The Golden Metal That Is Neither Gold Nor Bronze

Mary විසින්FI

පුරාණ

73
0
0
0
4
0
Making Black Powder from Saltpeter, Sulfur, and Charcoal — The Mixture That Changed the World
අනතුරුදායක

Making Black Powder from Saltpeter, Sulfur, and Charcoal — The Mixture That Changed the World

Charlie විසින්DE

මධ්‍යතන යුගය

182
0
0
0
7
0
Building a Box Bellows — The Breath That Makes Metal Obey Fire

Building a Box Bellows — The Breath That Makes Metal Obey Fire

Emma විසින්SE

යාන්ත්‍ර විද්‍යාව

104
0
0
0
8
0
අමුද්‍රව්‍යවලින් සෝඩා-හුණු වීදුරු සෑදීම

අමුද්‍රව්‍යවලින් සෝඩා-හුණු වීදුරු සෑදීම

Mary විසින්FI

පුරාණ

190
0
0
0
17
0
Understanding Oxygen Through Combustion — The Element That Makes Fire Breathe

Understanding Oxygen Through Combustion — The Element That Makes Fire Breathe

Peter විසින්SE

පුරාණ

69
0
0
0
4
0
Generating Hydrogen Gas from Acid and Metal — The Lightest Element in the Universe

Generating Hydrogen Gas from Acid and Metal — The Lightest Element in the Universe

Peter විසින්SE

පුරාණ

84
0
0
0
3
0
Understanding Carbon Through Charcoal Making — The Element of Life and Fire

Understanding Carbon Through Charcoal Making — The Element of Life and Fire

Peter විසින්SE

පුරාණ

145
0
0
0
1
0
Recovering Magnesium Salts from Seawater — The Lightweight Metal That Burns White

Recovering Magnesium Salts from Seawater — The Lightweight Metal That Burns White

Peter විසින්SE

පුරාණ

97
0
0
0
1
0
Growing Saltpeter from Niter Beds — The Explosive Element in Every Living Thing

Growing Saltpeter from Niter Beds — The Explosive Element in Every Living Thing

Peter විසින්SE

පුරාණ

311
0
0
0
5
0
2354 කින් 24 ක් පෙන්වයි