How to make vinegar The starch is first transformed into sugar by steaming, pasting, liquefaction and saccharification, and then fermented by yeast to produce ethanol, and then fermented by acetic acid bacteria to oxidize the ethanol to produce acetic acid.
Rice vinegar uses Rice vinegar is not only a good seasoning, but also has a good beauty effect. This is because the main component of vinegar is acetic acid, which has a strong bactericidal effect and can play a good protective role for skin and hair. In addition, vinegar is rich in calcium, amino acids, vitamin B, lactic acid, grape acid, succinic acid, sugar, glycerin, aldehydes and some salts, which are extremely useful for the skin.
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