HackerTube 中文?

Primitive Technology: Forge Blower

Primitive TechnologyYouTube ↗

Archive guide

A Primitive Technology episode in which the creator builds a bow-drill-driven bark fan to blow air into a fire, using only natural materials. It shows the progression from fanning a fire by hand to a rotary forge blower.

Hacker News comments

View original on HN ↗