Assertion: epidermis | /r/HasProperty | hard
Facets:
value: at work
type: OTHER
Source sentences:
text: Even though you can't see anything happening, your epidermis is hard at work.
text: the medulla (meh-DULL-uh) at the center, which is soft the cortex, which surrounds the medulla and is the main part of the hair the cuticle (KYOO-tuh-kull), the hard outer layer that protects the shaft