Assertion: zinc | /r/HasProperty | recovered at port pirie
Facets:
value: from the lead smelter slag
type: OTHER
value: from molten waste
type: TRANSITIVE-OBJECT
Source sentences:
text: At Port Pirie, zinc was recovered from the lead smelter slag or molten waste, which contains about 17% zinc, and also from residues from the Risdon zinc refinery.