Cosmetology Clinical exam Questions and Answers 100% Pass What does a cold wave do to the hair? It softens and expands the hair strand Size of the rod will determine? Size of the curl A client complained that her hair was straight after a permanent wave. What is the cause of the problem? Undeproccesing After a chemical relaxer, the cosmetologist noticed the hair went back to its natural wave. Why is this? Insufficient processing time How long does a Alkaline perm process for? 5 to 20 mins A clie...