Chemicals and textures
The __ uses one end paper folded in have over the hair ends in an envelope.
What is Bookend wrap?
All perm wraps begin by sectioning the hair into __.
What are panels?
In permanent waving, panels of hair are divided into smaller subsections called __.
What are Base sections?
__ refers to the position of the rod in relation to its base section and is determined by the angle at which the hair wrapped.
What is base placement?
Caution should be used with on-base rod placement to avoid additional __.
What is Stress and tension of hair?
__ minimizes stress and tension on the hair.
What is Half off-base placement?
The angle at which a permanent wave rod is positioned on the head is referred to as __.
The two methods of wrapping the hair around a perm rod are __.
What are Croquignole and spiral?
In the croquignole method of wrapping, the hair is wound from the __ in overlapping concentric layers.
What is Ends to the scalp?
In a __, the hair is wrapped at an angle other than perpendicular to the length of the rod which causes the hair to spiral along the length of the rod.
What is Spiral perm wrap?
Another name for the double-rod wrap technique.
What is Piggyback wrap?
The __, also known as straight set wrap, is a wrapping pattern in which all the rods within a panel move in the same direction and are positioned on equal-sized bases.
What is Basic permanent wrap?
This wrap utilizes partings and bases throughout the panels to follow the curvature of the head.
What is Curvature permanent wrap?
Base sections are offset from each other row by row to prevent noticeable splits and to blend the flow of the hair, in which wrapping pattern?
What is Bricklay permanent wrap?
A very effective technique for blending between perm rods with opposite base directions using zigzag partings to divide base areas.
What is the Weave technique?
Chemical services should not be performed if the scalp analysis shows any sign of __.
What are Abrasions?
Hair that has been treated with a hydroxide relaxer is unfit for __ and will not hold a curl.
What is Permanent waving?
__, often found in home haircoloring products, leave a coating on the hair that may cause uneven curls, severe discoloration, or hair breakage.
What are Metallic salts?
The process of rearranging the basic structure of curly hair into a straighter or smoother form.
What is Chemical hair relaxing?
__ is the measurement of the thickness or thinness of a liquid that affects how the fluid flows.
What is Viscosity?
__ combines the use of a thio relaxer with flat ironing.
What are Japanese thermal straighteners?
The active ingredient in all hydroxide relaxers.
What is Hydrogen ion?
Hair that is treated with hydroxide relaxers must not be treated with _
What are Thio relaxers?
Hydroxide relaxers remove a sulfur atom from a disulfide bond, converting it into a(n) __.
What is a Lanthionine bond?
This relaxer contains only one component and is used without mixing.
What are Metal hydroxide relaxers?