_____ waves are permanent solutions based on sulfites, considered very weak, and are usually marketed as body waves or alternative waves.

Waves that are activated from an outside heat source, such as a conventional hood-type hair dryer, are _____ waves.

In permanent waving, the reduction reaction is due to the addition of _____.

In permanent waving, the shape and type of curl are determined by the shape and type of rod and the _____.

Overprocessed hair that is further processed will become _____ and cause further damage, including breakage.

_____, often found in home haircoloring products, leave a coating on the hair that may cause uneven curls, severe discoloration, or hair breakage.

_____ refers to the position of the rod in relation to its base section and is determined by the angle at which the hair is wrapped.

_____, also known as circle rods, are usually about 12 inches (30.5 centimeters) long with a uniform diameter along the entire length of the rod, and are secured by fastening the ends together to form a loop.

Which conditioner contains an acidic pH that restores the hair’s natural pH and should be used after a hydroxide relaxer?

In the restructuring process, coarse, resistant hair with a strong compact cuticle requires a chemical solution that is _____.