How It's Made Season 1 Episode 4 Hearing Aids, 3-D Puzzles, Rubber Mats, Toilets 2001
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This episode demonstrates the production processes for hearing aids, 3-D puzzles, rubber mats and toilets, and shows how each is made.
- Released: 2001-01-27
- Runtime: 30 minutes
- Genre: Documentary
- Stars:
- Director:
- Source: CWR-CRB
