Permanent Waving
100

Chemical Texture Services, also known as

Permanent Waves

200

_____________wrapped their hair on wooden sticks, applied mud from the hot springs, and baked it in the hot sun.  The curl would only last 2 – 3 weeks.

Egyptians

300

___________ is the study of hair

TRICHOLOGY

400

Hair grows at an average of ____inch per month.

½

500

Name the 3 layers of the hair are the _______,________ , and _______.

cuticle, cortex, medulla