Assertion: asbestos's fiber | /r/HasProperty | sharp
Facets:
Source sentences:
text: Amphibole fibers are short, straight, rigid and sharp.
text: These fibers are also sharp and penetrate internal tissues.
text: The fibers in these types are fine, sharp, and brittle.
text: Crocidolite is the most dangerous asbestos mineral because its fibers are fine and sharp.