Assertion: brush's bristle | /r/MadeOf | animal furs
Facets:
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: 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