Machines How They Work Season 1 Episode 14 Grass Trimmers, Sprinklers, and Movie Lenses 2016
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How does a grass trimmer, a sprinkler, and a movie lens really work? Go inside the incredible machinery behind these everyday objects to see their extraordinary inner workings.
- Released: 2016-04-21
- Runtime: 60 minutes
- Genre:
- Stars:
- Director:
- Source: CWR-CRB
