Assertion: enamel | /r/HasProperty | brittle
Facets:
value: as glass
type: OTHER
Source sentences:
text: When the creation process is unable to develop completely, the enamel is either brittle and susceptible to cracks, or soft and easy to wear down.
text: Enamel is as brittle as glass and yet it can constantly withstand bite forces during chewing as high as 1,000 N many times a day.