One sometimes finds what one is not looking for

Alexander Fleming(Aug 6, 1881 to Mar 11, 1955)

Scottish biologist, physician, microbiologist, and pharmacologist. His best-known discoveries are the enzyme lysozyme in 1923 and the world's first antibiotic substance benzylpenicillin (Penicillin G) from the mould Penicillium notatum in 1928.

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