Season 6, Episode 9 Giant Valves, Sardines, Barographs, Disposable Diapers

First Aired: November 7, 2008

Giant valves; sardines; barographs; disposable diapers.

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  • Premiered: January 6, 2001
  • Rating: TV-G
  • Premise: A series that shows how familiar objects used in everyday life are made. (more)

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