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Machines How They Work Season 1 Episode 3 Escalators, Leaf Blowers, and Tape Measures 2016

How does an escalator, a leaf blower, and a tape measure really work? Go inside the incredible machinery behind these everyday objects to see their extraordinary inner workings.

  • Released: 2016-02-03
  • Runtime: 60 minutes
  • Genre:
  • Stars:
  • Director:
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