History
What was it made of?
Potash (wood ashes), white potatoes and lard
What is the processing time?
according to the manufacturers directions
which relaxer is stronger?
Sodium Hydroxide
What type of comb do you not use with a relaxer service?
metal
Relaxer refers to the loosening or reducing of the hair's what?
Existing Texture
What is the pH?
14; very caustic
What is sodium hydroxide used on?
tightly curled or resistant hair
What is the pH of sodium hydroxide?
11.5-14
What do you use to smooth?
back of comb
How much of the natural texture is not recommended to be removed?
85%
What was the later variation known as that contained eggs?
Congolene or conk
What does ammonium thio not require?
base cream
What is the pH of ammonium thio?
8.5-9.5
what catches excess chemicals as they run off the scalp?
neutralizing bib/cape
ammonium thio causes the hair to do what?
soften
Who invented pressing? How does it work?
Madam C.J. Walker
A temporary method of hair relaxing
What does the second phase of a relaxer service, the physical phase, involves?
smoothing
timing and testing
rinsing and blotting
neutralizing
What bonds does the neutralizer break down?
disulfide bonds
What does the plastic cap help capture?
heat
Who invented the straightener product?
Garrett A. Morgan
Which relaxer uses neutralizing shampoo?
Which relaxer uses neutralizing solution?
sodium hydroxide-based relaxers
ammonium thio-based relaxers
Finish the sentence: Dissulfide binds break between the two sulfur atoms in the ______ amino acids.
Cysteine
Shampoo/wide tooth comb