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Updated: July 28, 2026
On his tombstone he is described as "The Father of Chemistry and the Uncle of the Earl of Cork", and, indeed, in his Skyptical Chimist , he assailed, and for the time overthrew, the idea of the alchemists that there was a materia prima, asserting as he did that theory of chemical "elements" which held good until the discoveries in connection with radium led to a modification in chemical teaching.
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