Assertion: brush's bristle | /r/MadeOf | hair
Facets:
value: usually
type: TEMPORAL
Source sentences:
text: Brushes with natural bristles do pose a threat to people with allergies because their bristles are made from animal furs and hairs, which can then cause allergies or bad reactions
text: Chinese bristle is usually made with hog's hair or ox hair.
text: Brushes with natural bristles do pose a threat to people with allergies because their bristles are made from animal furs and hairs, which can then cause allergies or bad reactions