**Haircutting and Styling**
1. What type of haircut involves cutting the hair at an angle between 90 and 45 degrees?
Answer: Graduated layers.
2. What type of service helps restore natural hair color?
Answer: Tint back service.
3. What is a sugar-based wax used for?
Answer: A form of epilation.
4. Which part of the head is the widest?
Answer: Parietal ridge.
**Nail Care**
5. How do you disinfect abrasive nail files and buffers?
Answer: With 70% alcohol.
6. What is the purpose of a nail filler?
Answer: To equalize porosity and deposit a base color.
7. What is the main ingredient in an acid wave treatment?
Answer: Thioglycolic acid.
8. When softening cuticles during a manicure, when should you do it?
Answer: After shaping the nail.
**Skin and Scalp Conditions**
9. What is a small opening in the lip called?
Answer: Fissure.
10. What is a common skin condition characterized by redness and inflammation?
, Answer: Miliaria Rubra.
11. What is a scalp condition marked by fatty dandruff flakes?
Answer: Pityriasis Capitis Steatoides.
**Makeup and Color**
12. What type of makeup covers redness in the face?
Answer: Green tint makeup.
13. How is hair color classified?
Answer: By level system.
**Hair Color and Chemical Processing**
14. What type of chemical process breaks hydrogen bonds in hair?
Answer: Wet set.
15. What is the main reducing agent in an acid wave treatment?
Answer: Thioglycolic acid.
**Miscellaneous**
16. How should you perform a full haircut on a wig?
Answer: Dry, on the client's head.
17. What is used to cover a bald spot on a man's head?
Answer: Toupee.
18. What is the middle layer of the hair shaft called?
Answer: Cortex.
Lighteners ✔️Chemical compounds that lighten the hair by dispersing, dissolving, and discolorizing
artificial pigment from the hair?