A barrier applied around the hairline and ears to protect skin
Protective Cream
An organic compound present in many beauty products that has a strong, pungent smell
formaldehyde
A form affirming your Guest was advised of the potential risk of a chemical service
release statement
A test done during a chemical relaxer to see how hair will respond to a chemical application
Preliminary Strand
The position of the tool in relation to its base; determined by the angle at which the hair is wrapped
Base Control
Chemically restoring disulfide bonds to harden into a new shape
Neutralizing
A test done during a chemical relaxer to determine the processing time
Processing Strand
A mild relaxer that is compatible with thio relaxers
Ammonia bisulfite
A relaxer that requires the mixing of two products and that is advertised as 'no-lye' for sensitive skin
Guanidine Hydroxide
The study of hair, its care, and disorders
Trichology
A loop or circle rod creates
spiral curls
The protein building block for hair, skin, and nails
Keratin
With ability of hair to absorb any liquid
Porosity
Any illness caused by overexposure to certain products or ingredients
Sensitization
Chemically rearranging straight hair into a curly or wavy form
Permanent waving
Products that are made without formaldehyde, but could omit a formaldehyde gas upon use
Formaldehyde-free
Elasticity
Products that are made without formaldehyde, but could omit a formaldehyde gas upon use
formaldehyde free
This product has an acidic pH that restores hair's natural pH after a hydroxide relaxer
Normalizing lotion
Waves that require no heat and have a pH above 7.1 are
Alkaline
Temporarily
Neutralizing shampoos help to remove any chemicals remaining in the hair and restore the
pH
New hair growing out from the scalp that has not been chemically treated
New growth
Chemically restoring the disulfide bonds to their newly hardened shape is also known as rebonding
Neutralizing
Reduction is the process though which disulfide bonds are:
broken