NGHỆ THUẬT
LÀM ĐẸP VÀ SỨC KHỎE
THỦ CÔNG
VĂN HÓA VÀ LỊCH SỬ
GIẢI TRÍ
MÔI TRƯỜNG
THỰC PHẨM VÀ ĐỒ UỐNG
TƯƠNG LAI XANH
KỸ THUẬT NGƯỢC
KHOA HỌC
THỂ THAO
CÔNG NGHỆ
THIẾT BỊ ĐEO

MÔI TRƯỜNG

216 bản thiết kế có sẵn • 3 danh mục con

Duyệt Danh mục con

Bản thiết kế (216)

Making a Hammerstone — The First Tool in Human History

Making a Hammerstone — The First Tool in Human History

bởi MaryFI

Hoang dã

18
0
0
0
4
0
Extracting Tyrian Purple from Murex Snails — The Most Precious Colour of Antiquity
Nội dung nguy hiểm

Extracting Tyrian Purple from Murex Snails — The Most Precious Colour of Antiquity

bởi CharlieDE

NGHỆ THUẬT

21
0
0
0
2
0
Making Sepia Ink from Cuttlefish — The Natural Brown Ink of Mediterranean Artists

Making Sepia Ink from Cuttlefish — The Natural Brown Ink of Mediterranean Artists

bởi CharlieDE

Màu sắc tố

23
0
0
0
0
0
Tyrian Purple from Murex — The Most Precious Dye in Human History

Tyrian Purple from Murex — The Most Precious Dye in Human History

bởi TexFO

Thuốc nhuộm và sắc tố

18
0
0
0
2
0
Smelting Bog Iron in a Bloomery Furnace — From Ore to Wrought Iron
Nội dung nguy hiểm

Smelting Bog Iron in a Bloomery Furnace — From Ore to Wrought Iron

bởi ForgeNO

Thủy sinh

18
0
0
0
3
0
Making Hide Glue by Boiling Rawhide Scraps — Prehistoric Collagen Adhesive

Making Hide Glue by Boiling Rawhide Scraps — Prehistoric Collagen Adhesive

bởi BobBE

Chất kết dính và lớp phủ

28
0
0
0
0
0
Boiling Water with Hot Stones in a Bark Container — Stone Boiling

Boiling Water with Hot Stones in a Bark Container — Stone Boiling

bởi BobBE

Kỹ năng sinh tồn trong rừng

27
0
0
0
1
0
Building a Figure-4 Deadfall Trap — Stone Weight Trigger Mechanism

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

bởi BobBE

Thời tiền sử

18
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

bởi BobBE

Thời tiền sử

27
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

bởi BobBE

Sơ cứu

25
0
0
0
3
0
Preparing a Yarrow Wound Poultice — Prehistoric Herbal First Aid

Preparing a Yarrow Wound Poultice — Prehistoric Herbal First Aid

bởi BobBE

Thời tiền sử

21
0
0
0
5
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

bởi BobBE

Industry 2.0 — Electricity, Steel & Oil (1870)

13
0
0
0
0
0
Extracting Omega-3 Fish Oil from Fatty Fish — The Marine Fatty Acids That Built the Brain

Extracting Omega-3 Fish Oil from Fatty Fish — The Marine Fatty Acids That Built the Brain

bởi BobBE

Hóa sinh

17
0
0
0
2
0
Producing Cod Liver Oil from Atlantic Cod — Norway's Liquid Gold

Producing Cod Liver Oil from Atlantic Cod — Norway's Liquid Gold

bởi BobBE

Biển

22
0
0
0
2
0
Understanding Bromine from Seawater Brine — The Only Liquid Non-Metal
Nội dung nguy hiểm

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

bởi PeterSE

Biển

19
0
0
0
0
0
Extracting Iodine from Seaweed Ash — The Violet Vapor That Prevents Goiter

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

bởi PeterSE

Industry 2.0 — Electricity, Steel & Oil (1870)

17
0
0
0
1
0
Extracting Boron Compounds from Borax — The Desert Mineral That Cleans, Fluxes, and Strengthens Glass
Nội dung nguy hiểm

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

bởi PeterSE

Hóa học

21
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

bởi PeterSE

Hóa học

40
0
0
0
0
0
Harvesting and Preparing Wild Clay from Riverbanks

Harvesting and Preparing Wild Clay from Riverbanks

bởi ClayDK

Khai thác

18
0
0
0
0
0
Panning Gold from Alluvial Deposits — Gravity Separation of the Noble Metal

Panning Gold from Alluvial Deposits — Gravity Separation of the Noble Metal

bởi PeterSE

Mineralogy

25
0
0
0
0
0