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jun 8, 431 BC - Democritus, a student of Leucippus and an atomist, proposed that all matter was made up of tiny, indestructible units, which moved about in an infinite void and combined to create visible objects.

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History of chemistry

ByDina Bawazeer
14 Nov 2018
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jun 8, 431 BC
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~ 2458 years ago
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