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Irving Langmuir (1881-1957)

Born in United States.
He performed fundamental research on surface chemistry monomolecular films and emulsion chemistry.
He was awarded the Nobel Prize in chemistry in 1932.
Antoine Laurent Lavoisier (1743-1794)

Born in France.
He is regarded as the father of chemistry.
He discovered nitrogen.
He described the composition of organic compounds.
Nicholas Le Blanc (1742-1806)

Born in France.
He invented the process of making soda ash from sodium sulfate, coal, and limestone.
Henri Louis Le Chatelier (1850-1936)

Born in France.
He researched the combustion of gases.
he formulated Le Chatelier's Principle.
Gilbert Newton Lewis (1875-1946)

Born in United States.
He proposed the electron-pair theory of acids and bases.
Willard Frank Libby (1908-1980)

Born in United States.
He developed the radiocarbon dating technique based on carbob-14.
He was awarded the Nobel Prize in chemistry in 1960.
Justus von Liebig (1803-1873)

Born in Germany.
He discovered chloroform and cyanogen compounds.
He was the first to propose chemical fertilizers.
Joseph Lister (1827-1912)

Born in England.
He initiated the use of antiseptics in surgery.