Part 1
What are the 3 layers of hair ?
Cuticle Cortex & Medulla
What color tones generally fall into yellow, orange, or red of the color wheel ?
Warm
Since permanent color contains aniline derivatives, what is required 24-48 hours before the service ?
Predisposition test ( patch test )
9% of hydrogen peroxide lifts how many levels ?
3 levels of lift
When creating color design, it starts with analyzing a color design like breaking it down using the 3 levels of observation which are:
Basic Detail & Abstract
Down the hair bulb are pigment producing cells called what ?
Melanocytes
These colors are used to correct or neutralize unwanted tones ?
Complementary
Developers are oxidizing agents used for demi & permanent color. What is the pH of developers ? #
2.5-4-5
What are the two types of fillers ?
conditioning & color
It's critical to determine the desired design principle. What are the 3 design elements in the design principle?
Form-Texture & Color
Whenever hair colors are applied, the final result is based on existing pigment, artificial color, and what ?
Contributing pigment
This is a numbering system that identifies the lightness or darkness of hair color ?
Level System
What can happen if you mix hydrogen peroxide in a metal bowl ?
formula becomes weak
List the lighteners that have a pH of 9:
oil & cream
Color within zones are sub-divided into multiple areas to create a color design. What are the 5 areas that can be colored in zones?
fringe-top-crown-nape & perimeter
Name the categories of non-oxidative color products :
Temporary & Semi-Permanent colors
This refers to the vividness, brightness or saturation of a color within its own level ?
Intensity
What is the self life of a developer when the cap is replaced immediately after dispensing it into the formula ?
usually 3 years
For high-lift tints , they are mixed with double amount of what ?
30 or 40 volume developer
Geometric shapes are often used to describe specifically shaped zones. List the 4 commonly used in color design?
rectangles-triangles-circles & portions of circles
What hair color product deposits color or lifts (lightens) color in a single process technique ?
Oxidative or Permanent color
All hair colors in the world can be categorized into 3 major fields which are :
Light, Medium, & Dark
For High-lift tints they are generally mixed with double amount of what ?
30 or 40 volume peroxide
What is the self life of a developer when the cap is replaced ?
3 years
Repetition of one color throughout draws attention away from texture and puts focus on what?
Form