S1·E13 Bicycle Helmets, Aluminum, Car Brakes, Lithium Batteries
Aired March 31, 2001 21 min ★ 9.0/10 · 2 TMDB votes
Synopsis
This episode demonstrates the production processes for bicycle helmets, lithium batteries, car brakes and aluminum, and shows how each is made.
Rate this episode
Your rating is anonymous and can be changed later.
Be the first viewer to rate it.
Advertisement