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YouTubeHistory of Simple Things
Kevlar: The Tougher-Than-Steel Fabric Used in Bulletproof Vests
In 1965, a DuPont chemist made a discovery that would change the world. What started as a search for better tire fibers led to Kevlar — a super-strong, lightweight material now found in bulletproof vests, helmets, and more. But how does it actually work? And what makes it stronger than steel by weight? This is the story of Kevlar—from lab ...
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