Hair colouring 1
Melanin
The natural pigment found in the cortex layer of the hair "natural coloring"
by the diameter of individual strands
How is hair textured determined
because the melanin granules are grouped more tightly
What is why does fine hair take color faster and look darker
Coarse textured hair
What is the hair type with a large diameter and takes longer to process
Porosity
What is the ability of the hair to absorb moisture
High Porosity
What is when the cuticle is lifted and the hair is overly porous
Eumelanin
What is when the melanin gives brown and black color to hair
The level system
What is the International system used by colorist to analyze the lightness and darkness of a hair color
Level 1
What is the darkest hair color in the level system
Law of color
What is the system used for understanding color relationships
Blue
This is the primary color that brings depth and darkness
Tone
What is the hue or balance of color seen in the hair
Neutral
What is tones can be described as cool, warm or
Cool tones
What are colors that can look deeper than their actual level-violet, green and blue
Pigment and a developer
What do all permanent hair coloring products and lighteners contain
No lift only deposit
What are demi permanent colors
Aniline derivatives
What are dye precursors that combine with hydrogen peroxide to form larger, permanent dye molecukes
Metal salts
What are haircoloring products that change gradually by progressive buildup and exposure to air
Hydrogen peroxide
What is the most commonly used developer
Double process
What is process where hair is pre lightened and then toned
10 stages
What is how many stages can hair go through during decolorizing
Haircolour consultation
What is the most important part of a haircolor service
Abrasions
What is a reason to not perform a color service
Pre-softening
What is the process of treating gray or very resistant hair to allow for better pentatraiton