On this day 118 years ago, on February 20, 1907 (January 8, 1907 lunar calendar), the famous German chemist Moissan died. Henri Moissan (1852.9.28~ 1907.2.20) Henri Moissan (1852-1907), a famous French chemist. Born in Paris on September 28, 1852, he was forced by life difficulties to work as an apprentice in a pharmacy. In 1874, he passed the exam and obtained a secondary school diploma: In 1877, he passed the exam again and obtained a university diploma and a bachelor's degree. On June 26, 1886, he discovered the analysis of fluorine elements, invented artificial diamonds and electric arc stoves, etc., and won the Nobel Prize in Chemistry in 1906. Moissan's life was full of achievements. He invented the electric furnace named after him, the Moissan electric furnace, which can easily and quickly smelt various metals. He used it to make uranium, tungsten, vanadium, chromium, titanium, aluminum and more than a dozen other metals. His wife, Lu, was the first person in the world to use an aluminum cooker, which Moissan made himself in the laboratory with his electric stove. Moissan was also the first chemist in the world to make artificial diamonds. Moissan died on February 20, 1907.