Permanent Wave
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Who invented the cold wave that needed no heat or machine for processing?
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Arnold F. Willat
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What can be used to eliminate pressure and life perm rod bands off the hair?
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perm rod picks
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When hair is divided into manageable amounts on various areas of the head, they are called?
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sections
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What angle is the hair held to create an on base rod placement?
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135 degree
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Which type of perm rod produces an uneven curl or wave pattern?
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concave
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In what year was the electric permanent wave machine invented?
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1906
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A test curl is used to determine the desired result for a?
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curl or wave
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What is the area selected at the scalp that is determined by diameter and length of perm rod?
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base
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At what part of the hair's subsection is the long length rod placed to perform a piggyback wrap?
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mid-strand
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Which type of porosity creates uneven absorption of liquid?
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irregular
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How many times should hair wrap around a rod for thorough absorption of chemical?
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seven revolutions
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When cuticle scales are lying flat hindering liquid absorption, the hair is considered?
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resistant
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Which end wrap requires one paper folded in half and the hair ends combed close together?
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book end
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What part of the perm curl or wave determines the type of perm rod placement?
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stem
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Which wrapping pattern follows the client's direction of hairdesign?
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design or curvature wrap
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The endothermic wave is also considered?
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acid
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The lines created when dividing the sections or subsections of hair are referred to as?
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partings
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Which wrapping pattern avoids splitting of hair at base area?
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brick lay wrap
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What part of a perm rod determines degree of curl or wave produced in the hair?
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diameter
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What length of hair is recommended for long hair wrapping patterns?
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longer than 8 inches 20.32 cm
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The instrument that marks the degrees of a circle and is used to measure angles is?
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protractor
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Which wrapping pattern uses two rods with one rod sitting on top other rod, providing a uniformed curl or wave?
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piggyback
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What is wrapped around the hairline and ears to assist in absorbing excess chemical?
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cotton
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Which type of perm rod produces a uniform curl or wave pattern?
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straight
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Which type of permanent wave is referred to as a cold wave and requires NO application of heat?
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Alkaline
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What area of a single strand of hair determines its texture?
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Width or diameter
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At what angle is the hair held to create a half under directed base rod placement?
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90-degree
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Which end wrap requires evenly distributed hair to be placed between two end papers?
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Double end
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What type of wrapping pattern is required ONLY for long hair?
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Double rod
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What is referred to as "pull" of hair when being combed and wound around a perm rod?
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tension
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How many times is the rod unwrapped to allow an "S" shape formation to appear for test curling?
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one and half times
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Then hair lifted and combed at certain degree for perm rod application is called?
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angle
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What are absorbent pieces of thin tissue-type paper used to wrap hair around perm rod?
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end papers
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The weave wrapping pattern requires what type of partings?
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zigzag
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Which service chemically rearranges straight hair into a new curled or wavy form?
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permanent waving
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Which type of permanent wave will process quicker due to a high ph?
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alkaline
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What part of the hair shaft, when not round around the rod smoothly, result in a fish hook?
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end
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At what angel is the hair held to create a full under-directed base rod placement?
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45-degree
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When performing a spiral wrapping pattern, hair may be wound " ends to scalp" or
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scalp to ends
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Resting the perm rod on an area of the base within a subsection of hair is referred to as?
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rod placement
