but in unlike the englishman casey, schwartz-cop patented his shampoo recipe and earned a fortune fromrst liquid shampoo appeared only after. schwarzkopf's death and invented a remedy, essentially making a real cosmetic revolution. his son in 1927. already in 1933, the company released the first alkali-free shampoo, the formula of which works to this day. my colleagues found out from the manufacturer whether it really works. we saw with our own eyes all the stages of modern shampoo production. let's take a look too. making shampoo is one of the simplest technological processes in cosmetic production. first comes the stage of preparing the raw materials, which in the future will become a cosmetic product. the components are water; in shampoos there is from 70 to 80% of it on the surface. for active substances, approximately 25% of them, are checked for quality and sent to the production workshop. the champone production process begins with dissolving the ingredients in water. first, as a rule, some dry components are added that can dissolve in water without additional help. next, surfac