Final answer:
Lithium hydroxide and potassium hydroxide relaxers are often advertised and sold as chemical hair relaxers.
Step-by-step explanation:
Lithium hydroxide and potassium hydroxide relaxers are often advertised and sold as chemical hair relaxers.
These relaxers are used in hair care products to straighten and soften the hair. They work by breaking the disulfide bonds in the hair, allowing it to be reshaped.
It is important to note that chemical hair relaxers should be used with caution and following the instructions provided, as they can cause damage to the hair and scalp if not used properly.