The negative or positive pole of an electric current is referred to as the:
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Ammonia-free waves use an ingredient other than ATG, such as…
Ammonia-free waves use an ingredient other than ATG, such as cysteamine or mercaptamine.
Infusing water-soluble products into the skin with the use o…
Infusing water-soluble products into the skin with the use of electric current is known as:
Chemical services should not be performed if the scalp analy…
Chemical services should not be performed if the scalp analysis shows any signs of:
The curvature permanent wrap uses zigzag partings to divide…
The curvature permanent wrap uses zigzag partings to divide base areas.
The most common reducing agents used are:
The most common reducing agents used are:
On-base placement minimizes stress and tension on the hair.
On-base placement minimizes stress and tension on the hair.
Hydrogen bonds are easily broken by water or heat and are re…
Hydrogen bonds are easily broken by water or heat and are re-formed when the hair is:
Once in the cortex, the waving solution breaks the disulfide…
Once in the cortex, the waving solution breaks the disulfide bonds through a chemical reaction called:
The main active ingredient in true acid and acid-balanced wa…
The main active ingredient in true acid and acid-balanced waving lotions is: