Pierre Louis Dulong
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Pierre Louis Dulong (February 12, 1785 – July 19, 1838) was a French physicist and chemist.
Dulong was born in Rouen, France. He is best known for the Dulong-Petit law, linking the specific heat capacity of metals to their molar mass.
Dulong lost three fingers and an eye while studying the volatile nitrogen trichloride.[1]