A widely used method. In the industry, such as the extraction of vegetable oils used to cook with raw material coming from different types of plants, seeds, sunflower seeds of soybean, peanut, Palm, corn, Sesame, rice bran and Lotus seed. After extraction will be solution containing melted vegetable oil is hexane. To remove a filter, then waste the seeds out and then distilled to separate aqueous solution sequence best to separate the hexane is vegetable oil. That would lead to other substances and get rid of dutklin bleaching. It is vegetable oil for cooking
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