Milady Chapter 21 Haircoloring

Front

What is the purpose of a patch test in hair coloring?

Back

To determine if a client has an allergic reaction to the hair color product, ensuring safety before application.

Front

What is the recommended time frame for conducting a patch test before hair color application?

Back

24-48 hours before color application.

Front

What does 30 volume developer do in hair coloring?

Back

It is used for three levels of lift.

Front

What is the role of ammonia in permanent hair color?

Back

Ammonia acts as an alkalizing agent, allowing the color to lighten natural hair color.

Front

How many shampoos are typically needed to fade temporary hair color?

Back

One shampoo.

Front

What are the two common areas for applying a patch test?

Back

Inside elbow and behind the ear.

Front

What is the difference between temporary and permanent hair color?

Back

Temporary hair color coats the hair shaft and washes out, while permanent hair color penetrates the hair shaft and lasts until it grows out.

Front

What is the significance of using a developer in hair coloring?

Back

A developer activates the hair color and helps it penetrate the hair shaft.

Front

What is grey coverage in hair coloring?

Back

The ability of hair color to cover grey or white hair effectively.

Front

What does 'lift' refer to in hair coloring?

Back

The process of lightening the natural hair color.