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Fritz Haber
1868–1934 · Germany · Born in the 1800s
Nobel Chemistry 1918
Developed the synthesis of ammonia from nitrogen and hydrogen, the basis of modern fertilizers; his role in chemical warfare remains deeply controversial.
Nobel-winning work
The 1918 Nobel Prize in Chemistry honored his development of the catalytic synthesis of ammonia from atmospheric nitrogen and hydrogen, , carried out under high pressure. This 'fixation' of nitrogen from air made fertilizer and explosive production possible on an industrial scale, transforming agriculture.