Michel Eugène Chevreul

Michel Eugène Chevreul (August 31, 1786 –  April 9, 1889) was an important French chemist whose work with fatty acids led to early applications in the fields of art and science. He is credited with discovering margarine and designing an early form of soap made from animal fats and salt. He also lived to 102 and was a pioneer in the field of gerontology.
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