Assertion: zinc | /r/ObjectUse | used as an anode material
Facets:
value: for batteries
type: PURPOSE
Source sentences:
text: With a standard electrode potential (SEP) of −0.76 volts, zinc is used as an anode material for batteries.
text: Zinc is also used as an anode material for batteries such as in zinc–carbon batteries or zinc-air battery/fuel cells.