What do cosmetologists use to identify the degree of darkness or lightness of natural and artificial hair color?
level system
What is the term for a chemical compound that uses oxidation to disperse and decolorize the hair’s natural pigment?
lightener
Which of the following is one of the five fundamental questions stylists must ask and answer when formulating a haircolor?
What is the level and tone of the client’s previous haircolor?
All of the following are haircoloring safety precautions EXCEPT:
Brush the client’s hair to distribute its natural oils uniformly.
A strand test for lightener indicates the hair strand is too light. What should the stylist do to achieve the desired haircolor?
decrease the lightening mixture’s strength and processing time
Coloring products that have a coating action on the hair and are removed by shampooing are _____.
temporary colors
Clients who want to add highlights to curly or coiled hair should avoid which of the following?
cap highlighting
A client’s lightening service took the maximum amount of processing time recommended by the product’s manufacturer. What is the most likely reason for the additional processing time?
The client had dark, coarse, long, straight hair.
When coloring salt-and-pepper hair to a darker level, stylists should __________.
formulate one to two levels higher than the natural level
