The process of refining edible oil Refining edible oils is a step-by-step process. Refining the oil removes phospholipids, pigments, foreign flavors, free fatty acids and other impurities. The process of any oil refining plant includes degumming, neutralization, discoloration, deodorization, and wintering processes. Chemical refining is done in order to remove the fatty acids contained in … Continue reading Refining Edible Oils Technology