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Crooks Om Pros

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Sir William Crookes OM PRS (17 June 1832 – 4 April 1919) was an English chemist and physicist who attended the Royal College of Chemistry, London, and worked on spectroscopy. He was a pioneer of vacuum tubes, inventing the Crookes tube which was made in 1875. Crookes was the inventor of the Crookes radiometer,[1] which today is made and sold as a novelty
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