About: http://webisa.webdatacommons.org/58971540

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	other countries, mining, smelting and other industrial activities have contributed
http://www.w3.org/ns/prov#wasQuotedFrom	inchem.org