PSI Cosmetology Practice Exam

Which factor determines the temperature setting of a styling iron?

1. Length of hair

2. Hair color

3. Texture

4. Condition of hair

The correct answer is: Texture

The texture of the hair is a crucial factor in determining the temperature setting of a styling iron. Different hair textures require varying amounts of heat for effective styling. For instance, coarse or thick hair can often withstand higher temperatures without sustaining damage, whereas fine or thin hair is more susceptible to heat damage and should be styled at lower temperatures to maintain its health and integrity. Understanding the texture allows a stylist to choose the appropriate heat level that not only achieves the desired style but also minimizes the risk of damage. This consideration is paramount in professional practices, as it helps ensure client satisfaction while promoting hair health and longevity.