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Researcher Herb Blade creats the revolutionary air gap spinning process,which makes a large-scale productions of Kevlar fibers.
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Kevlar was used for nascar racing before anything like bike tires. It was spesificly used to replace steel and make it cheaper.
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IT became started out as a rare matirial having to be made by hand and being unreliable. But now that we found a much better way of mass production it can be made on the spot.
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Kevlar is used for millitary purposes