Season 5, Episode 1 Paving Asphalt, Marshmallow Cookies, Loudspeakers, Electronic Door Locks

Paving asphalt; marshmallow cookies; loudspeakers; electronic door locks.

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  • Premiered: July 13, 2005
  • Rating: None
  • User Rating:4.65 out of 5 (20 ratings)
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  • Premise: A series that shows how familiar objects used in everyday life are made. (more)

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