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Questions tagged [alchemy]

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Was the wide use of mercury in experiments in the 19th century related to alchemy?

We know that Newton's hair samples showed high level of mercury and of course he used mercury like crazy in his alchemy experiments (as did many/all alchemists not just in the west but also China) and ...
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What substances from the body did Boyle try when attempting to produce phosphorus?

According to Wikipedia, Hennig Brand discovered phosphorous. Later, Robert Boyle desired to replicate Brand's discovery, but didn't know that urine was used - only that it involved something that &...
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