Perm Test Flashcards
What perm causes minimal swelling
Wrapped with firm and even tension
Acid perm
Wrapped without tension for
Alkaline perms
Which perms process fastest because oh higher pH
Alkaline
Overlaps/croquignole produces what?
Undulating waves and curls
Two major phases of perms r
Physical and chemical
Wrapping hair from ends to scalp is called
Croquignole
After unwinding perm rod hair should form
An S
What is not in neutralizer
Potassium
In alkaline perms
The solution chemically breaks
Disulfide bonds
A neutralizer rebounds and restores In addition to
Reduce swelling
Acid perms have pH of
6.9-7.2
What is applied to clients hairline before service
Barrier cream
Porosity elasticity texture and ?
Density
Missing rods will make
Inconsistent patterns
Leaving neutralizer on for too long causes
Damage
Which base control is used for perming
Half on base
What is the active ingredient used in first cold wave
Thioglycolate acid
What provides tension in the alkaline perm?
Swelling
Rectangle wrap is also known as
9 block pattern
Alkaline perms pH
8-9,5
Fist cold wave invented in
1938
When was perming invented
1905 by Charles Nessler
Which perm is hot
Acid
What is the main ingredient for acid perm
Glycerol monothioglycolate
Exothermic perm
Generate their own hair
