Assertion: toothpaste's use | /r/RelatedTo | extrinsic staining
Facets:
Source sentences:
text: Certain topical medications: Chlorhexidine (antiseptic mouthwash) binds to tannins, meaning that prolonged use in persons who consume coffee, tea or red wine is associated with extrinsic staining (i.e. removable staining) of teeth.