Chapter 21: Haircoloring Flashcards
You should never apply hair color to a client if the scalp has any obvious signs of:
Abrasions
The classifications of nonoxidative hair color are:
Temporary
What are Activators:
Powdered persulfate salts added to haircolor to increase its lightening ability
What is Porosity:
The ability of the hair to absorb liquids
Clients who have their hair colored visit the salon every:
Three to twelve weeks
Viscosity measures:
The thickness of a liquid
The hair type with a larger diameter that can take longer to process hair color is:
Coarse - textured hair
True or False: Powdered off - the - scalp lighteners contain persulfate salts for quicker and stronger lightening:
True
Neutral base colors are often used to cover:
Gray hair
What is a Baliage:
A baliage s the technique using a free - form of painting hair lightener directly on clean styled hair
What are Vegetable haircolors:
Vegetable colors are obtained from the leaves or bark of plants
Demi-permanent colors are also known as:
No - lift deposit only colors
Fine hair takes color faster and can look darker because the melanin granules are grouped…:
More tightly
Cool tones:
a) colors that can look deeper than their actual level
b) nonammonia color that adds shine and tone to the hair
c) a color obtained by mixing equal parts of two primary colors
Answer: a) Colors that can look deeper tan their actual level
As part of their composition, all permanent hair coloring products and lighteners contain
Analine derivatives
The coloring products that are regarded as the best for covering gray hair are:
Permanent haircoloring
When applying color using the brush - and - bowl method, the mixing bowl should be
Nonmetallic
Examples of single - process permanent application are virgin color applications and
Color retouch applications
What is Highlighting:
Highlighting is the coloring technique that involves coloring some strand of hair lightener than the natural color
When the cuticle of the hair is lifted and the hair is overly porous and absorbs color quickly, the hair porosity is defined as
High porosity
What are Fillers used for:
Fillers are used to equalize porosity
All hair coloring products require a patch test with the exception of
Temporary colors
Dye precursors that combine with hydrogen peroxide to form larger, permanent dye molecules are called
Analine derivatives
Pheomelanin is the melanin that gives which natural color to the hair
Blond and red colors
The darkest hair color in the level system is identified as being a level
Level 1
The lightest hair color in the level system is identified as being a level
Level 10
Chemical compounds that lighten hair by dispersing, dissolving, and decolorizing the natural pigment are
Hair lighteners
A predisposition test is generally conducted
Behind the ear or inside the elbow
Clients with hair in questionable condition who requested chemical services should be required to sign a:
Release statement
What is the standard volume of hydrogen peroxide used to achieve most results with permanent haircolor:
20 volume
Natural, vegetable and metallic haircolors are also known as:
Gradual colors
Hair texture is determined by:
The diameter of individual hair strands
What is the most commonly used developer used in hair color:
Hydrogen peroxide
The system used for understanding color relationships is the:
Law of color
True or False: A presoftener acts like a stain on the hair
True
What is the first step in the double process haircoloring:
Prelightening
What is Prelightening used for:
Prelightening is used to lift or lighten the natural pigment before the application of toner.
What is the line of demarcation:
The line of demarcation is the visible line separating colored hair from new growth.
What are Temporary colors:
Temporary colors are coloring products that have a coating action on the hair and are removed by shampooing
What are colors that are achieved by mixing equal parts of a secondary color and its neighboring primary color on the color wheel:
Tertiary colors
What are colors that are achieved by mixing equal parts of a primary color and a primary color
Secondary colors
What are colors that cannot be achieved by mixing equal parts of another color
Primary colors
Haircoloring products that change color gradually by progressive buildup and exposure to air contain:
Metal salts
In the weaving technique, selected strands are picked up from a narrow section of hair with a:
1/4 inch parting
What is Presoftening:
The process of treating gray or very resistant hair to allow for better penetration of color
What is the process of treating gray or very resistant hair to allow for better penetration of color:
Presoftening
Primary and secondary color that are positioned opposite each other on the color wheel are:
Complimentary colors
The primary color that brings depth or darkness to any color is:
Blue
The part of the hair shaft between the scalp and the hair that has been previously colored is the:
New growth
During the process of decolorizing, natural hair can go through as many as:
10 stages
The U.S Federal Food, Drug, and Cosmetic Art prescribes that a predisposition test be given:
24 to 48 hours prior to application
