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Season Premiere

How Do They Do It?: Season 9

9x01 Leatherman; Formula 1; Glassware
TV-G

  • 2012-07-13T02:00:00Z on Discovery
  • 22m
  • United States
  • English
  • Documentary
How do they transform rubber into chewing gum; how do they make fish hooks strong enough to catch a shark; and how are the models built at the world's largest...
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