Machines: How They Work
Frozen Yogurt Makers, Turnstiles, and Ergonomic Chairs (1x19)
Air date: May 12, 2016
A look at how a frozen yogurt maker, a turnstile and an ergonomic chair really work.
- Premiered: Jan 2015
- Episodes: 20
- Followers: 2
- Ended
- Science Channel
- Thursday