Electrical Switches | How It's Made

From the creator

Initially invented to replace pull cords over a century ago, these switches bring power to the people! Stream Full Episodes of How It's Made: https://www.sciencechannel.com/tv-shows/how-its-made/ Subscribe to Science Channel: http://bit.ly/SubscribeScience Like us on Facebook: https://www.facebook.com/ScienceChannel Follow us on Twitter: https://twitter.com/ScienceChannel Follow us on Instagram: https://www.instagram.com/ScienceChannel/

Published 2018-08-07 · Watch on YouTube ↗
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