Assertion: enamel | /r/MadeOf | living cells
Facets:
Source sentences:
text: Tooth enamel is the hardest substance in your body, but it doesn’t contain living cells and can’t repair itself or improve on its own.
text: Enamel doesn’t contain living cells and, unlike bones, the body can’t make more enamel if it is destroyed.
text: Unfortunately, enamel can't be replaced once it is chipped or broken because it contains no living cells.
text: Since tooth enamel contains no living cells, it lacks the ability to regrow.
text: Since it doesn’t contain living cells, it cannot regrow or repair itself if it is damaged.