General Questions Flashcards
Generally, Keratin straightening treatments eliminate up to what percent of frizz and curl?
95%
Disulfide bonds broken by hydroxide relaxers are broken:
permanently
Sulfites are used in:
ammonia-free waves
The chemical reaction involved in deactivating waving lotion left in the hair after processing and rinsing is:
oxidation
Neutralization rebuilds disulfide bonds by removing extra:
hydrogen atoms
Two important functions performed by the neutralization process are:
deactivating waving lotion and rebuild disulfide bonds
The basic perm wrap is also known as:
straight set wrap
The colorless liquid that is the most common reducing agent in perm wave solution is:
thioglycolic acid
Long, coiled polypeptide chains are:
keratin proteins
Salt bonds are a result of an attraction between negative and positive:
electrical charges
Hair is wrapped at a 45 degree angle and the rod is positioned on its base for:
on-base placement
True acid waves work well on which type of hair?
very damaged
The strength of the perm solution is determined primarily by the concentration of:
thio
Activated by an outside heat source:
exothermic
Hair is wrapped perpendicular to the length of the rod in which perm wrap?
croquignole
