Assertion: zinc sulfate | /r/ObjectUse | used as an astringent
Facets:
value: in medicine
type: LOCATION
Source sentences:
text: It is used as an electrolyte for zinc plating, as a dye fixative in dyeing, as a preservative for skins and leather, as an astringent and emetic in medicine and in used in making luminous paints, fluorescent lights and x-ray screens.