Hair Coloring Chapter 21

2. The primary color that brings depth or darkness to any color is _______.
4. When applying color using the brush-and-bowl method, the mixing bowl should be _____________.
5. The concentration and strength of hydrogen peroxide is measured in terms of ___________.
6. All hair coloring products require a patch test with the exception of ____________.
7. The natural coloring pigment found in the cortex layer of the hair is __________.
10. The natural coloring pigment found in the cortex layer of the hair is __________.
12. Fine hair takes color faster and can look darker because the melanin granules are grouped __________.
15. What term describes the predominant tone of a color?
16. Coloring products that have a coating action on the hair and are removed by shampooing are _________.
17. What type of melanin gives blond and red colors to the hair?

1. What unit of measurement identifies the lightness or darkness of a color, or the saturation, density, or concentration of color?
3. The ____________ of the client's hair and the desired results determine which hair color to use.
4. _______________ haircolors, also known as vegetable hair colors, such as henna, are colors obtained from the leaves of bark of plants.
8. The coloring technique that involves coloring some strands of hair lighter than the natural color is known as ______________.
9. What type of melanin gives black and brown color to the hair?
11. A color achieved by mixing a secondary color and its neighboring primary color on the color wheel is a ____________.
13. The hue or balance of color seen in the hair is referred to as ___________.
14. The ability of the hair to absorb moisture is known as ____________.
18. The system for understanding color relationships is the ___________.