Differentiate among the types of color.

Differentiation should include

• the characteristics of each category of color
• the justifications for choosing temporary, semi-permanent, demi-permanent, or permanent color.

Process/Skill Questions:

• How is it determined which of the four categories of color the client will receive?
• Why would a temporary hair color be used?
• How long does semi-permanent hair color last?
• How long does demi-permanent hair color last?
• How long does permanent hair color last?