05:40Inside a Treadmill
From the creator
A treadmill's belt glides around two twenty-six pound steel rollers. Rubber bumpers act as shock absorbers as the feet pound down o the belt. Machines: How They Work THURSDAYS @ 10/9C http://www.sciencechannel.com/tv-shows/machines-how-they-work/ Subscribe to Science Channel: http://bit.ly/SubscribeScience Facebook: https://www.facebook.com/ScienceChannel/?fref=nf Twitter: https://twitter.com/ScienceChannel
Published 2016-04-20 · Watch on YouTube ↗
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