32 Season
416 Episode
How It's Made - Season 7 Episode 1 Footballs, Electric Guitar Amplifiers, Marbles, Airplane Propellers
This episode demonstrates the production processes for footballs, electric guitar amplifiers, marbles and airplane propellers, and shows how each is made.
- Year : 2019
- Country : Canada, United States of America, United Kingdom
- Genre : Documentary
- Studio : Discovery, Science
- Keyword : factory, manufacturing
- Director : Gabriel Hoss
- Cast :
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