Daily maintenance of soybean oil press

Soybean oil is rich in linoleic acid. Linoleic acid (linoleic acid) is an essential fatty acid in human body, which has important physiological functions. Children lack linoleic acid, the skin becomes dry, scales thicken, growth retardation; The elderly lack linoleic acid, can cause cataracts and cardiovascular disease. The crude soybean oil has a beany taste,…