How It's Made

S1 E13 Bicycle Helmets, Aluminum, Car Brakes, Lithium Batteries

本集简介

This episode demonstrates the production processes for bicycle helmets, lithium batteries, car brakes and aluminum, and shows how each is made.

上一集

This episode demonstrates the production processes for aluminum screw caps, chocolate, pills and pasta, and shows how each is made.

当前季

哇，窗口太小啦