Juan José d’Elhuyar y de Suvisa
Spanish engineer
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Juan José d’Elhuyar y de Suvisa was a Spanish engineer and chemist. He is primarily known for his work with his brother, Fausto Elhuyar, in isolating the chemical element tungsten in 1783. While they were the first to isolate it, they did not recognize it as a new element at the time. Juan José accompanied his brother to various European institutions, including the Freiberg School of Mining and the University of Uppsala in Sweden, to further their studies in chemistry and mineralogy.1
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