color theroy
hair structure
haircolor products
procedures and formulations
corrections and safety
100

What are the three primary colors?

What are red, yellow, and blue

100

What layer of the hair does permanent haircolor penetrate?


What is the cortex?


100

What type of haircolor only coats the hair shaft and washes out after one shampoo?


What is temporary color?


100

What is a strand test used to determine?


What is the final color result and processing time?


100

What should always be performed before a color service?


What is a patch test?


200

What is created by mixing equal parts of two primary colors?


What is a secondary color?



200

What is the outermost layer of the hair?


What is the cuticle?


200

What type of haircolor deposits color without lifting?


What is semi-permanent color?


200

What do you call the natural pigment left in the hair after lightening?


What is the underlying pigment?


200

What is used to remove unwanted tones from the hair?


What is a toner?


300

What is the complementary color of blue?


What is orange?


300

What natural pigment gives hair its color?


What is melanin?


300

What type of haircolor requires a patch test 24–48 hours before application?


What is permanent haircolor?


300

What volume of developer is used to achieve maximum lift in a single process?


What is 40-volume?


300

What term describes the technique used to refresh faded ends without overlapping color?


What is color refreshing?


400

What does the level system measure in haircolor?


What is the lightness or darkness of hair?


400

What are the two types of melanin found in natural hair?


What are eumelanin and pheomelanin?


400

What is the most commonly used developer in haircolor?


What is hydrogen peroxide?


400

What is the process of going lighter called?


What is decolorizing?


400

What is the first step in a haircolor correction?


What is identifying the problem?


500

What is the term for colors that are opposite each other on the color wheel?


What are complementary colors?


500

What term refers to the hair’s ability to absorb moisture or chemicals?


What is porosity?


500

What type of lightener is used directly on the scalp?


What is cream lightener?


500

What’s the term for applying color to new growth only?


What is a retouch application?


500

What safety measure must be taken before lightening hair that has been previously colored with metallic dye?


What is a strand test or compatibility test?