Vocab
hair services that cause a chemical change that permanently alters the natural pattern of the hair
chemical texture services
perm wrap in which an end paper is folded in half over the hair ends
bookend wrap
The cuticle and cortex are ____ by chemical texture services.
most affected
____ rods are made of stiff wires covered by soft foam that permits bending into a variety of shapes.
Bender
When using permanent waving solutions on tinted hair, ____ are recommended.
mild products are recommended
absorbent papers used to protect and control the ends of the hair during perming services
end wraps
relaxers that do not require application of a protective base
no-base relaxers
Lye relaxers include ____ hydroxide relaxers.
sodium
When hair is wrapped at 45 degrees below perpendicular to its base section, it is called ____ placement.
off-base
preliminary strand tests for chemical relaxer applications?
Porosity test, Elasticity test, strand test.
the position of the perm rod in relation to its base section
base control
main active ingredient or reducing agent in alkaline waves
ammonium thioglycolate
(thy-oh-gly-kuh-layt)
Underprocessed hair has not been sufficiently softened to permit the ____ bonds to break and rearrange.
disulfide
____ is the directional pattern in which the hair is wrapped.
Base direction
A ____ rearranger is used in the first step of a curl reformation.
thio-based
partially straightens the hair with the intent that it will be picked out and cut
chemical blowout
relaxers that usually have a pH above 10 and higher concentration of ATG than is used in permanent waving
thio relaxers
The amount of processing time is determined by the ____.
strength of the permanent waving solution
In chemical texture services, the number of blockings or subsections that will be best for the service is determined by the hair’s ____.
density
When hair is projected about 45 degrees beyond perpendicular to its base section, it is called ____ placement.
on-base
process of stopping the action of a permanent wave solution and hardening the hair in its new form.
neutralization
perms that have a pH between 4.5 and 7.0 and require heat to speed processing.
true acid waves
When ____ is used in a chemical blowout, it should not be kept on the hair for more than 40 percent of the recommended processing time.
sodium hydroxide
Circle rods are secured by ____.
fastening the ends together to form a circle
The water wrap is ____.
used for most perms