About: http://webisa.webdatacommons.org/128506373

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	effluent discharge is practised in the United States, principally by lead/zinc producers, treatment
http://www.w3.org/ns/prov#wasQuotedFrom	archive.org