Chemicals Flashcards
Which safety precaution should be followed during permanent wave construction?
Perform patch test
How should the hair be divided before starting the permanent wave application process?
Into uniform sections
What is the difference between on-scalp and off scalp hair lighteners ?
On-scalp: cream based ; off-scalp: powder based
Which type of hair dye is categorized as oxidative, non-oxidative, natural-based or metallic?
Permanent hair color
Which primary colors are used in hair color formula, and how do they combine to create secondary and tertiary colors?
Red, blue, yellow: mix them
What is the importance of proper draping during a chemical service?
Protects clients clothing
What is the purpose of a preliminary strand test during a hair color or lightening application ?
Determine correct processing time
Which home are products is BEST for preparing hair for the next chemical service?
pH-balancing shampoo
What treatments can be used for normal to mild scalp conditions?
Scalp conditioner, medicated lotion
What procedure should be followed for proper chemical texture service preparation?
Procedure 15-3
Which of the following wrapping techniques is commonly used for a spiral warp in permanent waving?
Croquignole method
Why is it important to normalize the pH after a chemical service with an acidic finishing rinse ?
Restore cuticle protection
What can be used to restore the cuticles ability to protect the hair after a chemical service ?
Acidic finishing rinse
Which tool should be used to mix hair color in a bowl?
Plastic or glass implements
Why is it important to preform preliminary text curl before a permanent wave service?
Confirm correct processing time
