Assertion: enamel | /r/CapableOf | be prone to fracture
Facets:
Source sentences:
text: Understanding enamel orientation is very important in restorative dentistry, because enamel unsupported by underlying dentin is prone to fracture.
text: Knowing the orientation of enamel is very important in restorative dentistry because enamel unsupported by underlying dentin is prone to fracture and usually is avoided.