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How Do They Do It?: Season 3

3x13 Bullet Proof Vests; Robots; Formation Skydivers
TV-G

  • 2007-04-05T02:00:00Z on Discovery
  • 22m
  • United States
  • English
  • Documentary
Discover how formation skydivers train in a wind tunnel, and learn how a bullet proof vest can stop a dozen rounds at point blank range.
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