Jassnüger János Nepomuk
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* Puhó, 1766 – Vienna, December 9, 1827 / doctor of medicine, professor of chemistry ; ; He obtained his doctorate in medicine from the medical faculty of the University of Vienna in 1798. After a few years of medical practice, he was appointed professor of chemistry at the Theresianum in Vienna in 1803. He dealt with food chemistry and research into dyes that could be obtained by distillation of coal. ; ; His main works: ; Chymische Versuche und Entdeckungen zur Ersparung einer groẞen Menge Getreides: zur ; Erleichternung und Erweiterung der Viehzucht, und zur Verhüthung einer Hungersnoth, 1805.