예술
뷰티 및 웰니스
공예
문화 및 역사
엔터테인먼트
환경
음식 및 음료
역공학
과학
스포츠
기술
웨어러블
Comet Company
소셜 링크
블루프린트 라이브러리
Casting Iron in a Cupola Furnace — Re-Melting Pig Iron into Finished Castings
Piett 작성
General
31
0
0
0
0
0
Building a Hot Blast Stove — Preheating the Air That Tripled the Blast Furnace
Tarkin 작성
General
35
0
0
0
0
0
Galvanizing Iron with Zinc — A Coat That Rusts So the Iron Will Not
Krennic 작성
General
17
0
0
0
0
0
Building a Safety Bicycle — Chain Drive, Equal Wheels, and Personal Freedom
Palpatine 작성
General
44
0
0
0
0
0
위험
Making Friction Matches — Fire on the Strike of a Stick
Vader 작성
General
30
0
0
0
0
0
Making Steel in a Bessemer Converter — Mass Steel by Blowing Air Through Iron
Thrawn 작성
General
36
0
0
0
0
0
Puddling Wrought Iron from Pig Iron — Burning Out the Carbon in a Reverberatory Furnace
Palpatine 작성
General
33
0
0
0
0
0
Crucible Cast Steel by the Huntsman Process — Remelting Blister Steel into Flawless Ingots
Tarkin 작성
General
24
0
0
0
0
0