II. DIRECTIONS: True or False. On the space provided before each number, write the word TRUE if the statement is correct and FALSE if not. 11. Professional hair and scalp treatment are effective to address multiple problems of the scalp and degrading hair quality including hair loss. 12. Human scalp hair is a bio-synthesized material that has a complex internal structure. 13. Always follow manufacturers' instructions and make sure the client is old enough to have the treatment or therapy and does have any medical condition which would put them at risk. 14. Always store hazardous substances in their original containers. 15. Folliculitis is an inflammation or infection of the hair scalp. 16. Salon policies are set of rules that define boundaries and procedures regarding your clients' behavior. 17. The service should always begin the consultation by asking a client for their health history 18. Hair washing/hair shampooing is the cosmetic act of keeping hair clean by blow drying it 19. Additional policies cover rules about kids in the salon, pets, using mobile phones during the treatment, eating and drinking during the treatment. 20. Health and safety must be a priority in your beauty salon.​