Neutral base colors are often used to ___.

When the cuticle is tight and the hair is resistant, it is difficult for moisture or chemicals to penetrate. What term describes this condition?

Clients with hair in questionable condition who request chemical services should be required to sign a ___.

Non-oxidative haircolor is classified as temporary and ___ (traditional).

Colors with a predominance of blue are ___ colors, whereas colors with a predominance of red and/or yellow are ___ colors.

The process in which the hair is pre-lightened and then toned is known as ___.

Powdered persulfate salts added to haircolor to increase its lightening ability are ___.

The ___ of the client's hair and the desired results determine which haircolor to use.

The ability of the hair to absorb moisture is known as ___.

When the cuticle is slightly raised and the hair is normal and processes in an average amount of time, the hair would be said to have ___.

The darkest hair colors in the level system are identified as being a level ___, while the lightest hair colors in the level system are ___.

What hair coloring product is used primarily on pre-lightened hair to achieve pale and delicate colors?