How do different chemicals used in cosmetology interact?

Cosmetology is the study and application of beauty treatments, including hair styling, skin care, cosmetics, manicures/pedicures, and permanent or ... Meaning of cosmetology in English ... the work of improving the appearance of a customer's face, hair, or skin using make-up and beauty treatments: Patricia is ... License Types. Cosmetology license types. Cosmetologist. CL – A “cosmetologist” means a person who is licensed to engage in the practice of cosmetology which ... Jan 14, 2025 ... ... hair. It is distinct from the practice of barbering, as defined in section 40-7-20, and cosmetology. (2)(3) "Cosmetology" means engaging in ... ... means, and (B) excluding the use of a prescriptive laser device; the ... cosmetology by a hairdresser and cosmetician licensed pursuant to chapter 387 ... (15) 'School of cosmetology' means any establishment that receives compensation for. 136 training more than one individual in the occupation of a cosmetologist. “Cosmetologist” or “barber” means a person who performs the practice of barbering and cosmetology arts and sciences or otherwise by the person's occupation ... ... cosmetology. "Board" means the State Board of Cosmetology. "Booth space" means the area of a salon in which a licensed cosmetologist or a holder of a ... Dec 6, 2019 ... (32) “Natural physiological effect” has the definition set forth in OAR 817-015-0045. (33) "Office" means the Health Licensing Office. Page 4 ... "Cosmetologist" means any person who administers cosmetic treatments ... "School of cosmetology" means a place or establishment licensed by the Board ...