PSI Cosmetology Practice Exam

Using relaxers incorrectly can lead to severe damage to the hair structure, resulting in hair melting. Relaxers contain strong chemicals, primarily sodium hydroxide or calcium hydroxide, which break down the protein bonds in the hair to straighten it. If these products are left on the hair for too long or applied too frequently without proper neutralization and conditioning, the result can be the weakening and deterioration of the hair fibers. When the integrity of the hair is compromised to this extent, it can lead to a drastic outcome where the hair literally melts away due to the excessive chemical damage. This is particularly critical in cases where the relaxer may come into contact with previously processed or damaged hair, which is even more susceptible to chemical burns and irreversible damage. While other options may represent symptoms of hair damage that could occur from misuse, such as dryness or breakage, they do not illustrate the extreme consequence that can occur when relaxers are mishandled. Melting signifies a complete breakdown of the structure, showcasing the importance of proper training and care when using such potent chemical treatments.