Season 5 · Episode 17
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High-Speed Trains, Ballpoint Pens
Thu, Mar 27, 2008
·
22 min
The technology behind high-speed trains; manufacturing ballpoint pens.
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Airs
Thu, Mar 27, 2008
22 min
Show
How Do They Do It?
287 episodes
Episode
S5 · E17
in How Do They Do It?
Up next
Mirrors, 2D and 3D Vehicle Wrapping
S5 · E18
Mirrors, 2D and 3D Vehicle Wrapping
Fri, Mar 28, 2008