Haircolor #1 Quiz Flashcards
Element
The simplest form of matter. It cannot be broken down into a simpler substance.
Undertone
Also known as (contributing pigment) is the warm or cool tone seen within the predominant hair color.
Developer
Also known as (catalyst) or (hydrogen peroxide) oxidizing agent added to hair color or lighter that helps in the development process.
Eumelanin
Produces brown to black pigments in hair
Predisposition
(Patch test) applying a small amount of product to skin behind the ear to check for sensitivity/ allergies.
Molecule
Two or more atoms chemically joined that retain their physical and chemical properties to form matter.
Organic chemistry
The study of living or previously living organisms containing carbon
Combustion
The rapid oxidation of a substance, accompanied by heat and light
Medulla
The innermost layer of the hair composed of found cells, hair missing the medulla is fine and fragile.
Canities
The medical term for gray hair as result of gradual decline of melanin
Alkaline PH range
7.1-14
Solution
Stable mixtures of two or more substances (can be solids, liquids, gases or a combination)
Ammonia
A gas with a strong odor, made of nitrogen & hydrogen
Primary colors
(Red, yellow, blue) the three basic colors from which all colors are produced
Level system
A system used to determine lightness or darkness of color / hair.