LIST
FEGURÐ OG VELLÍÐAN
HANDVERK
MENNING OG SAGA
SKEMMTUN
UMHVERFI
MATUR OG DRYKKUR
ÖFUGVERKFRÆÐI
VÍSINDI
ÍÞRÓTTIR
TÆKNI
KLÆÐANLEG TÆKNI
TeikningarVÍSINDI
VÍSINDI
505 teikningar tiltækar • 11 undirflokkar
Skoða undirflokka
Teikningar (505)
Making a Lake Pigment from Plant Dye — Precipitating Soluble Colour onto an Insoluble Substrate
eftir Charlie
Forn
33
0
0
0
6
0
Making Lampblack Pigment — Collecting Carbon Soot from a Burning Flame
eftir Charlie
Efnafræði
68
0
0
0
6
0
Making Red Ochre by Calcining Yellow Ochre — The Oldest Deliberate Pigment Transformation
eftir Charlie
Forsögulegt
51
0
0
0
7
0
Making Ultramarine from Lapis Lazuli — Extracting the Most Precious Pigment in History
eftir Charlie
Miðaldir
37
0
0
0
6
0
Making Verdigris — The Copper Acetate Green of Medieval Painters
eftir Charlie
Efnafræði
39
0
0
0
7
0
Dyeing Red-Brown with Quebracho — The Industrial Tannin of South American Hardwood
eftir Tex
Litarefni og litarefni
33
0
0
0
1
0
Hættulegt
Synthetic Indigo — BASF's Industrial Synthesis That Replaced a Global Crop
eftir Tex
Textílverkfæri
48
0
0
0
0
0
Whitney's Cotton Gin — Separating Seed from Fiber at Industrial Scale
eftir Tex
Textíll og leður
16
0
0
0
1
0
Making Hide Glue by Boiling Rawhide Scraps — Prehistoric Collagen Adhesive
eftir Bob
Efnafræði
35
0
0
0
0
0
Building a Figure-4 Deadfall Trap — Stone Weight Trigger Mechanism
eftir Bob
Forsögulegt
27
0
0
0
0
0
Setting a Simple Snare Trap on a Game Trail — Cordage Loop Hunting
eftir Bob
Lífshæfni
32
0
0
0
1
0
Drying Medicinal Herbs for Winter Storage — Preserving Nature's Pharmacy
eftir Bob
Óbyggðir
29
0
0
0
3
0
Preparing a Yarrow Wound Poultice — Prehistoric Herbal First Aid
eftir Bob
Óbyggðir
31
0
0
0
5
0
Rendering Beeswax from Honeycomb — The Original Natural Wax
eftir Bob
Dýrafræði
30
0
0
0
2
0
Hot Composting from Kitchen and Garden Waste — Engineering a Microbial Decomposition Reactor
eftir Bob
Vistfræði
27
0
0
0
1
0
Cultivating Oyster Mushrooms on Straw — Growing Edible Fungi from Spore to Harvest
eftir Bob
Líffræði
32
0
0
0
1
0
Growing a Kombucha SCOBY from Sweetened Tea — The Symbiotic Culture That Brews Itself
eftir Bob
Örværafræði
32
0
0
0
3
0
Culturing Yogurt from Bacterial Fermentation — The Oldest Probiotic Food
eftir Bob
Líffræði
30
0
0
0
2
0
Cultivating a Sourdough Starter from Wild Yeast — The Living Culture Behind the World's Oldest Bread
eftir Bob
Fermentation
25
0
0
0
4
0
Understanding Whale Oil from Blubber Rendering — The Fuel That Lit the World Before Petroleum
eftir Bob
Industry 2.0 — Electricity, Steel & Oil (1870)
27
0
0
0
0
0