S1E13
Bicycle Helmets, Aluminum, Car Brakes, Lithium Batteries
31 Mart 2001
21 dk
10.0/10(1 oy)
This episode demonstrates the production processes for bicycle helmets, lithium batteries, car brakes and aluminum, and shows how each is made.
This episode demonstrates the production processes for bicycle helmets, lithium batteries, car brakes and aluminum, and shows how each is made.