Psoriais {Ans: ____________usually occurs on the scalp, elbows, knee, chest, or lower back, but rarely of the face}The tang helps to ensure balance and control during cutting {Ans: Barbers often choose the French-style shear because}The oxidation of hair color products {Ans: An example of a chemical change is _____________________}Pathogens {Ans: The skin protects from injury and _______________}Abnormal hair loss {Ans: A sensitive topic that you can speak to your client about is:}Grease and oil {Ans: For all of your clipper and outliners, it is important to ___________the parts regularly}