I mean by Elements certain primitive and simple, or perfectly unmingled bodies; which not being made of any other bodies, or of one another, are the ingredients of which all those called perfectly mixed bodies are immediately compounded.

Scientists
Robert Boyle
Irish natural philosopher born in 1627 who formulated Boyle's Law relating gas pressure and volume. His Sceptical Chymist helped transform alchemy into modern chemistry by insisting on experimental evidence.
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Robert Boyle's Other Quotes
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