S1E4

Hearing Aids, 3-D Puzzles, Rubber Mats, Toilets

Name: Hearing Aids, 3-D Puzzles, Rubber Mats, Toilets
Released: 2001-01-27

How It's Made

calendar_todayJan 27, 2001 schedule21 min star10.0

This episode demonstrates the production processes for hearing aids, 3-D puzzles, rubber mats and toilets, and shows how each is made.

Discovery

Science