In the summer of 1928 one of the happiest accidents in history occurred. Scottish Professor of Bacteriology Alexander Fleming returned from holiday to find bacteria samples had been left out, and one of them grew mold killing the bacteria. The mold was Penicillium Notatum, and it would save millions of lives. This is the story of the discovery of Penicillin.

Sources

https://pmc.ncbi.nlm.nih.gov/articles/PMC5403050/#sec6

https://www.acs.org/content/dam/acsorg/education/whatischemistry/landmarks/flemingpenicillin/the-discovery-and-development-of-penicillin-commemorative-booklet.pdf

Image: https://commons.wikimedia.org/wiki/File:Sample_of_penicillin_mould_presented_by_Alexander_Fleming_to_Douglas_Macleod,_1935_(9672239344).jpg

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