Kevlar: The Reject Batch That Stops Bullets | Catalyst
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Kevlar: The Reject Batch That Stops Bullets | Catalyst
In 1965 a chemist made a polymer batch so cloudy her boss said throw it out. She spun it anyway. What came out was five times stronger than steel. By weight. Five times. From the reject pile. That fiber is called Kevlar, and it's the reason your bulletproof vest works. Also Mars rover tires. Also hurricane sails. One woman. One bad batch. I am ...
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