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As oil crops in the agricultural sense, all harvested products are oil plants with economic importance to plant oil designated recovery, so both oilseeds and oil supplying fruits and other plant parts. The end product is used both as edible oil and as fuel for internal combustion engines. The oil is used either directly, such as rapeseed oil , or in esterified form, such as rapeseed methyl ester .
Oil fruits grown in Germany are, for example, rapeseed , sunflowers , poppy seeds, flax, hemp, rapeseed , flax , pumpkins and mustard . In other European countries, especially in the Mediterranean area, olives are also grown for this purpose , in other parts of the world peanuts , palms and grapes are also grown . Non-European oil fruits are "oil palm, coconut palm, castor, peanut, soybean, almond tree and others."
All oils that are made from different plants or parts of plants contain fatty acids such as the monounsaturated fatty acid oleic acid .
↑ a b c Schwachulla, Wolfram., FA Brockhaus Verlag Leipzig .: The Brockhaus in one volume. 8th, completely revised and updated edition Brockhaus, Leipzig 1998, ISBN 3-7653-1678-4 , p.659 .