Stuff of Genius: Peter Robertson: Robertson Screwdriver
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HowStuffWorks_Science
4 years agoJoseph Friedman: The Flexible Straw
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HowStuffWorks_Science
4 years agoStuff of Genius: Henry Phillips and the Screwdriver
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HowStuffWorks_Science
4 years agoStuff of Genius: Standard Time
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HowStuffWorks_Science
4 years agoStuff of Genius: Neon Lights
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HowStuffWorks_Science
4 years agoStuff of Genius: Windshield Wipers
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HowStuffWorks_Science
4 years agoStuff of Genius: Liquid Paper
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HowStuffWorks_Science
4 years agoStuff of Genius: Spray Cans
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HowStuffWorks_Science
4 years agoStuff of Genius: Aspirin
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HowStuffWorks_Science
4 years agoStuff of Genius: Velcro
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2:12
HowStuffWorks_Science
4 years agoStuff of Genius: Hugh Bradner: Wetsuits
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