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)

Making Vine Black Pigment — Charring Grape Vines into the Cool Blue-Black of Classical Painters

Making Vine Black Pigment — Charring Grape Vines into the Cool Blue-Black of Classical Painters

Charlie විසින්DE

පුරාණ

69
0
0
0
2
0
Water Gilding with Gold Leaf — Applying Gold to Gesso and Bole for a Mirror Finish

Water Gilding with Gold Leaf — Applying Gold to Gesso and Bole for a Mirror Finish

Charlie විසින්DE

පුරාණ

48
0
0
0
3
0
Making Chalk White Pigment (Whiting) — Grinding and Levigating Natural Chalk

Making Chalk White Pigment (Whiting) — Grinding and Levigating Natural Chalk

Charlie විසින්DE

ප්‍රාග් ඓතිහාසික

79
0
0
0
5
0
Making Encaustic Paint — The Hot Beeswax Medium of Ancient Greek and Egyptian Painters

Making Encaustic Paint — The Hot Beeswax Medium of Ancient Greek and Egyptian Painters

Charlie විසින්DE

පුරාණ

53
0
0
0
3
0
Making a Lake Pigment from Plant Dye — Precipitating Soluble Colour onto an Insoluble Substrate

Making a Lake Pigment from Plant Dye — Precipitating Soluble Colour onto an Insoluble Substrate

Charlie විසින්DE

පුරාණ

90
0
0
0
6
0
Making Lampblack Pigment — Collecting Carbon Soot from a Burning Flame

Making Lampblack Pigment — Collecting Carbon Soot from a Burning Flame

Charlie විසින්DE

ප්‍රාග් ඓතිහාසික

172
0
0
0
6
0
Making Red Ochre by Calcining Yellow Ochre — The Oldest Deliberate Pigment Transformation

Making Red Ochre by Calcining Yellow Ochre — The Oldest Deliberate Pigment Transformation

Charlie විසින්DE

ප්‍රාග් ඓතිහාසික

130
0
0
0
7
0
Making Ultramarine from Lapis Lazuli — Extracting the Most Precious Pigment in History

Making Ultramarine from Lapis Lazuli — Extracting the Most Precious Pigment in History

Charlie විසින්DE

මධ්‍යතන යුගය

95
0
0
0
6
0
Making Verdigris — The Copper Acetate Green of Medieval Painters

Making Verdigris — The Copper Acetate Green of Medieval Painters

Charlie විසින්DE

පුරාණ

96
0
0
0
7
0
Dyeing Red-Brown with Quebracho — The Industrial Tannin of South American Hardwood

Dyeing Red-Brown with Quebracho — The Industrial Tannin of South American Hardwood

Tex විසින්FO

කාර්මික

58
0
0
0
1
0
Synthetic Indigo — BASF's Industrial Synthesis That Replaced a Global Crop
අනතුරුදායක

Synthetic Indigo — BASF's Industrial Synthesis That Replaced a Global Crop

Tex විසින්FO

Industry 2.0 — Electricity, Steel & Oil (1870)

109
0
0
0
0
0
Whitney's Cotton Gin — Separating Seed from Fiber at Industrial Scale

Whitney's Cotton Gin — Separating Seed from Fiber at Industrial Scale

Tex විසින්FO

කපු

41
0
0
0
1
0
Making Hide Glue by Boiling Rawhide Scraps — Prehistoric Collagen Adhesive

Making Hide Glue by Boiling Rawhide Scraps — Prehistoric Collagen Adhesive

Bob විසින්BE

ප්‍රාග් ඓතිහාසික

57
0
0
0
0
0
Building a Figure-4 Deadfall Trap — Stone Weight Trigger Mechanism

Building a Figure-4 Deadfall Trap — Stone Weight Trigger Mechanism

Bob විසින්BE

ප්‍රාග් ඓතිහාසික

51
0
0
0
0
0
Setting a Simple Snare Trap on a Game Trail — Cordage Loop Hunting

Setting a Simple Snare Trap on a Game Trail — Cordage Loop Hunting

Bob විසින්BE

ප්‍රාග් ඓතිහාසික

63
0
0
0
1
0
Drying Medicinal Herbs for Winter Storage — Preserving Nature's Pharmacy

Drying Medicinal Herbs for Winter Storage — Preserving Nature's Pharmacy

Bob විසින්BE

Storage

55
0
0
0
3
0
Preparing a Yarrow Wound Poultice — Prehistoric Herbal First Aid

Preparing a Yarrow Wound Poultice — Prehistoric Herbal First Aid

Bob විසින්BE

ප්‍රාග් ඓතිහාසික

69
0
0
0
5
0
Rendering Beeswax from Honeycomb — The Original Natural Wax

Rendering Beeswax from Honeycomb — The Original Natural Wax

Bob විසින්BE

ජීව විද්‍යාව

58
0
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

Bob විසින්BE

ජීව විද්‍යාව

21
0
0
0
0
0
Cultivating Oyster Mushrooms on Straw — Growing Edible Fungi from Spore to Harvest

Cultivating Oyster Mushrooms on Straw — Growing Edible Fungi from Spore to Harvest

Bob විසින්BE

ජීව විද්‍යාව

53
0
0
0
1
0
Growing a Kombucha SCOBY from Sweetened Tea — The Symbiotic Culture That Brews Itself

Growing a Kombucha SCOBY from Sweetened Tea — The Symbiotic Culture That Brews Itself

Bob විසින්BE

ජීව විද්‍යාව

71
0
0
0
3
0
Culturing Yogurt from Bacterial Fermentation — The Oldest Probiotic Food

Culturing Yogurt from Bacterial Fermentation — The Oldest Probiotic Food

Bob විසින්BE

ජීව විද්‍යාව

57
0
0
0
1
0
Cultivating a Sourdough Starter from Wild Yeast — The Living Culture Behind the World's Oldest Bread

Cultivating a Sourdough Starter from Wild Yeast — The Living Culture Behind the World's Oldest Bread

Bob විසින්BE

Yeast

60
0
0
0
6
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

Bob විසින්BE

ජීව විද්‍යාව

70
0
0
0
0
0
1689 කින් 24 ක් පෙන්වයි