American chemist best known for inventing vinyl, the second most used plastic in the world. He made close to 5,000 other synthetic rubber compounds and held 116 patents.
Waldo Semon was born on 10 September, 1898
Today's Events: 11 October
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Polaroid Corporation files for bankruptcy
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First American woman to perform space walk
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Joe Simon Birthday
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Henry J. Heinz Birthday
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Heinrich Wilhelm Matthias Olbers Birthday
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Beni Montresor Death Anniversary
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Leo Lionni Death Anniversary
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Stanley Morison Death Anniversary