How It's Made

Season 1 Episode 4

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

2
Aired Friday 9:00 PM Jan 27, 2001 on The Science Channel
8.6
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5 votes

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Episode Summary

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Hearing Aids/3-D Puzzles/Rubber Mats/Toilets
AIRED:
This episode demonstrates the production processes for hearing aids, 3-D puzzles, rubber mats and toilets, and shows how each is made.
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Trivia, Notes, Quotes and Allusions

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