Sagot :
Answer:
QUESTION ⤵️
as a student hairdressing, why do you need to be knowledgeable in all product used in hair and scalp treatment ?
ANSWER ⤵️
Many men and women neglect hair and scalp hygiene because they are not educated about the seriousness of this need. ... Product knowledge is an important part of hair and scalp care. One must know the correct product, the method of application and the type of service to perform in order to treat a specific condition.