Exam (elaborations)
PSI Cosmetology Theory Exam Questions and Answers
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PSI Cosmetology Theory Exam Questions and Answers Soft Water/ Rain water - ANSWER Best for shampooing and allows shampoo to lather freely Hard Water - ANSWER Minerals that lessen the ability of the shampoo to lather Purified water/Deionized water - ANSWER Main ingredient in shampoo Surf...
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