Color wheel
What are the 3 pure colors on the color wheel
What is red blue and yellow
This test determines if guests is allergic to the hair color
What is a predisposition test
What neutralize unwanted tones
Toner
which technique is preformed by alternating selected strands of hair within a section of hair
Weaving
What volume of developer you use on grey hair
20 vol
What are the 3 color categories of the color wheel
What is primary secondary and tertiary colors
Produces black and brown pigments in hair
Eumelanin
Use to determine the lightness or darkness of color and foundation of color formulation
Level system
Combination of equal parts of shampoo lighter and developer
Soap cap
Demi permanent color last up to how many shampoos
24
In hair coloring complementary colors are often used to neutralize what
Unwanted tones
What are three layers of the hair
Cuticle cortex and medulla
What do R neutralize
Ash
where on the PH scale is neutral
7
Is powder lighter used on the scalp or off
Off
What are the 3 main characteristics of color
Hue value and intensity
Medical term for grey hair
Canities
Visible band between colors
Line of demarcation
strength of color appearance
Intensity
what do the vol numbers mean on developer bottles
How many levels lighter than the base level
How many colors are on the color wheel
12
Creates physical change by adding pigment to the hair with no chemical change
Non oxidative
What is a decolorizer
Lightener
Substance that is not able to mix with another substance
Immiscible
Shampoo that gives a temporary tone
Purple shampoo