The main component of hair is keratin, accounting for about 97%. Keratin consists of amino acids. After chemical treatment, that is, hydrolysis with high concentration hydrochloric acid, 28 kinds of amino acids can be decomposed, and a large number of animal nutrient solutions and feed additives can be produced to become industrial processing raw materials.
Second, make wigs and hair extensions.
Hair extension is a hairstyle technology recently introduced from Europe. As the name implies, hair extension is to connect hair with your real hair and instantly change from short hair to long hair. Hair used for hair extension can be wig or real hair.
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Traditional soy sauce is fermented with soybean protein, and the main component of hair is protein. In other words, hair can be used to brew soy sauce, but using human hair as raw material for soy sauce production does not conform to the relevant regulations of the state.