Color Theory
An application of this color will help get rid of the client’s unwanted orange tones
Blue
In chemical waving, what do we do first the physical or the chemical phase?
The physical phase
The ability of the hair to absorb liquids or chemical chemicals?
Porosity
The relaxer products are considered alkaline or acids?
Alkaline
In a relaxer procedure what comes first the physical or the chemical phase?
Chemical phase
A mix of blue and yellow create what color?
Green
What are the two types of perm ?
Alkaline and acid
Name the 4c’s, we apply in every service as barbers
Connect, Consult, Create, and Complete
What should I do before applying aniline derivatives?
A skin patch test
An acid perm is recommended for what type of hair?
Porous, damage, or previously treated.
The name of a color on the color wheel is salsa referred to as:
tone or hue
What type of perm generates its own heat through a chemical reaction?
Exothermic perm
Is the amount of active hair follicles per square inch?
Density
Permanent colors are mixed with
Hydrogen peroxide/developer
The rectangle firm pattern is also called the...
9 block pattern
The tone of a hair color can be described as…
warm, cool, or neutral
What is the name of the most common method of wrapping hair in chemical waving?
Croquignole or overlap method
The ability of the hair, to stretch and return to its original length without breaking
Elasticity
During the per process per solution is applied to break the…
Disulfide Bonds
Which test can I perform on my client to find out the exact reaction of his hair prior to a chemical service?
Strand test
Colors found opposite each other on the color wheel are called…
Complementary colors
What is apply to reharden and fix hair into a new wavy or curly shape?
Neutralizer
What document is required to complete prior, during and after a chemical service for each client?
Client record/ service form.
The reducing agent in the chemical phase of perming is…
Perm solution
Coloring the hair back to its natural color is called…
Tint back
What are the three secondary colors?
Orange, green and violet
What is the main chemical use in the cold waves (alkaline perms)?
Thioglycolic Acid
What are the 3 main parts of the hair shaft?
Cuticle, cortex, and medulla
Which type of hair colors are capable of lightening, natural pigment, and depositing artificial pigment in a single process?
Permanent
What should I apply on my client‘s skin prior a chemical service like a relaxer or chemical waving?
Barrier cream/protective cream and cotton strip
Which system identifies the lightness or darkness of hair colors?
The level system
What was the very first chemical used in chemical wavings/perms ?
Sodium hydroxide (caustic soda)
What is the science that studies the hair and scalp?
Trichology
What is the pH level of hydrogen peroxide?
Between 2.5 and 4.5
Name some of the follow up precautions a client should take after a chemical waving?
Avoid washing the hair for the next 48 hours, and avoid going into swimming pools.