Safety and Disinfection
What is the level of decontamination mostly used in the salon?
disinfection
Describe what a 1:1 mixing ratio means?
What are the three parts of the hair structure?
Cuticle
Cortex
Medulla
What are the three primary colors and their complimentary colors?
red___green
blue___orange
yellow___purple
What is the difference between highlights and lowlights
Highlights remove pigment
Lowlights add pigment
This test is the first step in haircoloring saftey
Predispostion Test
Patch Test
What does a 1:2 Ratio Mean?
Take the amount of color and double the amount of Developer.
Produces Brown to black pigments in the hair
Eumelanin
What does the number and letter mean on a color box?
And what is the range of the level system?
The number represents the level
The letter represents the color series
The level system ranges from 1-10
How is a virgin lightening service applied?
midshaft
scalp
ends
What is the difference between the Processing Strand Test and the Preliminary Strand Test?
Processing Strand test is done during processing to determine if haircolor is absorbing and processing evenly.
Preliminary Strand test is done before the color service to ensure color satisfaction before service
small compounds also known as uncolored dye precursors.
Hint: Found in permanent haircolor
Aniline Derivatives
Technical term for gray hair
Canities
What type of colors cause a physical change in the hair?
What type of colors cause a chemical change in the hair?
non-oxidative colors cause a physical change. These are your temporary and semi-permanent colors
oxidative colors cause a chemical change. these are your demi-permanent and permanent colors
How is a color retouch applied?
new growth only
How do we properly drape for a chemical service
neck strip
towel
cape
towel
What is the normal ph of hair
4.5-5.5
What type of haircolor is recommended to cover gray hair
permanent
This word refers to the strength of a color.
Intensity
What types of color types can be used as a toner?
semi
demi
permanent
What are the four things we check for during our hair analysis?
texture
porosity
elasticity
density
If I use 3 oz of color from the tube and the mixing ration is 1:2, how much developer will I need?
6 oz
Why is the cuticle layer of the hair important in haircoloring?
The cuticle layer must lift in order for haircolor to penetrate into the cortex layer of the hair
What is the difference between a Hi-lift permanent color and a lightener
Hi- Lift color has a control in it that doesn't lift past a certain point.
Lightner does not have a control and must be watched to see when hair has reached the desired tone
What is the undertone/underlying pigment in level 6 hair
orange