Chapter 19 Hair coloring

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A technique used to create very blond hair in two steps is two-step blonding or:

double-process coloring

The chemical process of diffusing natural or artificial color pigment from the hair is:

hair lightening

The system used by colorists to analyze the lightness or darkness of a hair color is the:

level system

The hair is usually most resistant to color application at the:

hairline and temple area

Permanent haircolors:

are more alkaline than no-lift deposit-only colors

In most color-level systems, the darkest colors start at level:

1

Lighteners that are designed for on-the-scalp application are:

oil and cream lighteners

Haircolor that has a coating action and is removed by shampooing is a:

temporary color

The highlight or the hue of color seen in the hair is referred to as:

tones

Powder lighteners are designed to be used as:

off-the-scalp lighteners

Hair color that performs only a physical change on the hair shaft is classified as:

temporary color

Colors that absorb more light and look deeper than their actual level are:

cool tones

An oxidizing agent that is added to hydrogen peroxide to increase its chemical action is a(n):

activator

Hair color that is formulated to last through several shampoos is classified as:

semipermanent color

Cool tones can be described to a client as:

ash

The hair shaft between the scalp and hair that has previously received treatment is the:

new growth

Demipermanent hair color is also known as:

deposit-only hair color

Color is described as a property of objects that depends on the light they:

reflect

The technique of coloring hair strands darker than the natural hair color is:

lowlighting

Hair color that remains in the hair shaft and is used to match, lighten, and cover gray hair is:

permanent hair color

The first step in performing a hair coloring service should be to identify:

natural levels

Leftover haircolor should be:

properly disposed of

Dye precursors that combine with hydrogen peroxide to form permanent tint molecules are:

aniline derivatives

To make a color brighter or softer, you use

color intensifiers

Specialized preparations used to equalize porosity and deposit a base color in one application are:

fillers

Hair coloring that is regarded as the best for covering gray hair is:

permanent hair coloring products

The predominant tonality of an existing color is referred to as the:

base color

In the weaving foil technique, the selected strands are picked up using a:

zigzag motion

A natural or vegetable hair color obtained from the leaves or bark of plants is:

henna

A violet base color helps to minimize unwanted:

yellow tones

Statistically, clients who receive color services stay with their stylist for:

8 years

If a selected lightener is not processed long enough on gray hair, the hair may turn:

orange

Hair coloring products marketed to men that produce a dull, metallic appearance are:

gradual hair color

To minimize unwanted orange tones in the hair, the base color used should be:

blue

Clients who have their hair colored usually visit the salon every:

4 to 12 weeks

When attempting to cover unpigmented hair in a salt-and-pepper head, formulate the selected color:

two levels lighter than the natural level

An oxidizing agent that supplies the oxygen gas to activate color molecules is a:

developer

A system for understanding color relationships is:

Law of Color

The correct way to write the industry-coined term referring to products that artificially color the hair is:

haircolor

The process of treating gray or very resistant hair for better penetration of color is:

presoftening

Developers are also known as catalysts or:

oxidizing agents

To make a base color of green, it is necessary to use equal parts of blue and:

yellow

The determining factor in choosing which hair color to use is:

client's hair structure

Equal parts of shampoo added to a remaining color formula to brighten hair color is a:

soap cap

The measure of varying strengths of hydrogen peroxide is called:

volume

Pure or fundamental colors that cannot be achieved from a mixture are:

primary colors

The outermost layer of the hair is the:

cuticle layer

To achieve most results, the standard volume used with permanent hair color is:

20 volume

The three primary colors are red, blue, and:

yellow

The layer that gives hair its strength and elasticity is the:

cortex layer

The process that occurs when hydrogen peroxide is mixed into a lightening formula and oxygen is released is:

oxidation

Cool-toned colors are colors that have a predominance of:

blue

The natural color pigment found in the hair is called:

melanin

The oxidation process occurs within what layer of the hair?

cortex

The darkest of the primary colors that also brings depth to any color is:

blue

The diameter of individual hair strands is referred to as hair:

texture

The stages in the decolorizing process are determined by the strength of the product, processing time, and:

natural hair pigment

The melanin granules found in fine hair texture are grouped:

tightly

Hair coloring products used on prelightened hair to achieve pale and delicate colors are:

toners

The number of hairs per square inch on a head is referred to as hair:

density

The first and the most critical part of the color service is the

hair color consultation

Red added to yellow colors will make them appear:

darker

The diameter of coarse-textured hair is classified as:

large

The mixing bowl selected for the brush-and-bowl color application method must be:

nonmetallic

When added, what color will make the resulting color appear lighter and brighter?

yellow

Hair with a tight cuticle making it difficult for chemicals and moisture to penetrate has:

low porosity

Aniline derivative products should never be used on:

eyelashes or eyebrows

Colors obtained by mixing equal parts of two primary colors are:

secondary colors

The ability of the hair to absorb liquids is known as:

hair porosity

To identify an allergy in a client, the U.S.Food, Drug and Cosmetic Act requires a:

predisposition test

An equal combination of the primary colors blue and red produces:

violet

The predominant melanin that gives black and brown color to hair is:

eumelanin

A procedure used to determine the reaction of a color formula on hair is a:

preliminary strand test

An intermediate color achieved by mixing equal parts of a secondary color and neighboring primary color is a:

tertiary color

The melanin that gives blond and red colors to hair is:

pheomelanin

Permanent hair color applications are classified as single-process or:

double-process

A primary color and a secondary color positioned opposite each other on the color wheel are:

complementary colors

The pigment that lies under the natural color in hair is called the:

contributing pigment

An example of a single-process coloring application is a virgin tint application or:

color retouch application

To determine allergies, all haircolor products prior to application require a(n):

patch test

The visible line that separates colored hair from the new growth is referred to as

demarcation

In general, hair coloring products have how many different classifications

four: temporary, semi-permanent, demi-permanent, & permanent

The unit of measurement used to identify the lightness or darkness of a color

level

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