List of discredited substances
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Johann Joachim Becher
University of Mainz
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List of alchemists
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1667 in science
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German colonization of the Americas
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Speyer
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Georg Ernst Stahl
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List of chemists
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Timeline of states of matter and phase transitions
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1635
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May 6
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Fire
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Ethylene
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Timeline of chemical element discoveries
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J.J. Becher
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