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3-2-1 Contact - Season 7 Episode 17 Structures: Pipes and Reeds

Trailer
There is surprising strength in a tube because it is hollow. We see how tubes are used in bicycles, organs, and roofs.

First Air Date: Jan 14, 1980

Last Air date: Nov 18, 1988

Season: 7 Season

Episode: 223 Episode

Runtime: 30 minutes

IMDb: 7.00/10 by 6.00 users

Popularity: 13.171

Language: English

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