===Biotechnology===Ereky coined the word "biotechnology" in Hungary during 1919 in a book he published in Berlin called "Biotechnologie der Fleisch-, Fett- und Milcherzeugung im landwirtschaftlichen Grossbetriebe" (Biotechnology of Meat, Fat and Milk Production in an Agricultural Large-Scale Farm) where he described a technology based on converting raw materials into a more useful product.