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Louis Pasteur

Louis Pasteur (1822-1895) was a French chemist who made several key discoveries. He proved that infectious diseases were caused by microorganisms, developed the first vaccines and invented pasteurisation.
Painting of Pasteur by Albert Edelfelt, 1885.
Rights: Public domain
Published: 1 February 2010Updated: 8 August 2018Size: 3.32 MB