Season 12, Episode 11 Screwdrivers, Track Loaders, Physician Scales, Carbon Fibre Baseball Bats

First Aired: February 13, 2009

Screwdrivers; physician scales; rubber track loaders; carbon-fiber baseball bats.

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  • Premiered: January 6, 2001
  • Rating: TV-G
  • User Rating:4.62 out of 5 (29 ratings)
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  • Premise: A series that shows how familiar objects used in everyday life are made. (more)

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