lighteners
Which of the following are used to decolorize or bleach the hair?
neutral oil
lighteners take away pigment without adding color tone
melanocytes
what are pigment-producing cells?
level system
a numerical system of judging color in numbers with each level being a measure of light dark in the hair is the:
non-oxidation
Vegetable tints such as henna are __ color products
temporary colors
gels, mousses, pomades, sprays, shampoos, rinses & mascara
natural levels
what needs to be identified prior to a hair color procedure?
Tone, is used to describe
neutrality, warmth & coolness of a color
warm
__ tones reflects light
Metallic salts
which of the following choices are incompatible with andoxidative hair coloring?
Volume
__ denotes the varying strengths of hydrogen peroxide
medium primary color
red
blue base
A __ color aids in minimizing orange tones in the hair
powder bleaches
which of the following are normally used for lightening procedures like highlighting and weaving?
cortex layer
The __ accounts for most of the hair shaft and is responsible for the great strength of the hair
fillers
can be protein; correct excessive porosity; penetrate the cuticle and fill in small holes in the hair
line of demarcation
A _ will develop when new growth occurs requiring a retouch
visible light spectrum
Colors which can be viewed with the naked eye are contained in:
temporary colors
Non-reactive, direct dyes which coat the surface of the hair shaft until shampooed out are:
semi permanent
which of the following colors penetrates the cuticle layer of the hair and last through several shampoos
tint back
The method of returning hair to its natural shade is known as:
non oxidative colors are:
semi permanent & temporary colors
hydrogen peroxide
What is the most common developer used in hair coloring procedures?
The primary colors are:
red, yellow and blue
oxidative or non-oxidative
haircoloring products that are categorized as either:
strand test
determines the way the hair will react to haircolor product; the time it will take to process and to see what the final outcome will look like
major fields of color
light, medium and dark
eumelanin
black hair contains densely packed melanin granules full of:
activator
to increase the lifting power of hydrogen peroxide use a/an
permanent tint
can be used to lighten the natural pigment in the hair
complementary pairs
always consist of all three primary colors
1 level lighter
apply a color that is __ than the desired shade when a client has 25% to 30% gray hair
oxidixing agent
permanent hair coloring products and lighteners all contain an alkalizing ingredient and
laws of color
what regulates the mixing of pigments to create other colors
lighteners
can lighten hair to a final shade; brighten a shade of color that already exists and can be used to pre-lighten hair in preparation for application of a toner or tint
toners
the products known as __ which are applied to the pre-lightened hair, create delicate shades of color and traditionally are permanet aniline derivative products
primary colors
red, yellow and blue
consequences of leaving the cap off a bottle of peroxide
can turn into water and other free radicals; becomes weak and can release all the oxygen
two categories of lighteners are
on the scalp and off the scalp
demi permanent hair color
penetrates the cuticle layer and deposits color into the hair shaft, but does not lift color
semi permanent
uses a low volume peroxide to develop color molecules.
complementary colors
the colors that are opposite of each other on the color wheel are:
dry peroxide
rarely needed, __ comes in either tablet or powder form and is dissolved in liquid hydrogen peroxide in order to boost volume
yellow
lightest primary color
virgin hair
healthy hair that has not suffered a chemical change
fillers are capable of:
depositing color on faded hair; preventing off color results & helping the hair hold color
secondary color
a color produced by mixing two primary colors in equal proportions is a:
hyrdrometer is used for;
measuring the strength of hydrogen peroxide
hair structure
an influential factor in selecting hair color for a client is:
streaking, frosting and tipping are types of :
highlighting
hair lightening
diffusing color from the hair is known as
hydrogen peroxide
oxidation tints must be mixed with __ to activate oxidation
complementary color
always made of a primary and a secondary color
cream peroxide
stays moist on the hair for a longer period of time than liquid peroxide
cream lighteners
contain thickeners and conditioning agents; will not run, drip or dry out and help to drab undesirable red and gold tones
peroxide
may be become weak if mixed in a metal bowl
oil base dye removers
lift trapped color pigments from cuticle layers without producing structural changes in the hair shaft or pigment of the hair
low porosity
hair with a cuticle that lies nearly flat, making it resistant to chemicals and topical products has
3 to 4 weeks
clients should return every __ for a touch up service
oxidative tints with ammonia
permanent hair colors are sometimes called:
certified colors
temporary colors contain:
pheomelanin
makes hair red
hydrogen peroxide
the oxidizing agent in hair coloring and hair lightening used most commonly is
contributing pigment
the underlying color of natural hair is known as:
direct dyes
traditional semi permanent haircolors are known as:
blue
cool primary color
orange
equal amounts of yellow and red create:
tertiary color
mixing a primary color with a secondary color produces a/an
patch test
a predisposition test is required to identify clients who have a sensitivity to aniline derivatives and is also known as:
alkaline salts and peroxide
off the scalp lighteners use:
saturation
the strength of a color which is the amount of pigment of degree of concentration in a color is:
course hair
may take longer to process during hair color procedures
combination of natural pigment and artificial color
when changing existing hair color, the colorist should be mindful that the final color result is:
nape
the last area to show signs of graying is normally the:
aniline derivative tint
should never be used to color mustaches
the lightest level
level 10 color is:
more lift
a high volume of hydrogen peroxide creates
4 to 6 weeks
long lasting semi permanent colors will usually last
semi permanent
hair color products are not mixed with a developer
hue
the basic name of a color is its:
fine hair
when hair color is applied to __, it may appear darker
permanent hair color
combination of ammonia and hydrogen peroxide which lightens the hair's natural color and also deposits artificial color
analine derivative colors
colors that are most often used in permanent hair color
developers
oxidizing agent used in hair lightening and hair color procedures are:
off the scalp lighteners
have a HIGH pH and are harsher to the hair
cool color
a color which absorbs light and looks darker than its actual level is
mixing peroxide and ammonia
lightening hair entails oxidation of natural melanin in hair by:
dye solvents
dissolve and diffuse artificial pigment within the cortical layer