About: http://webisa.webdatacommons.org/181693277

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	ts such as lead, sulfur dioxide and nitrogen dioxide, are 100 and 250 tons per year (tpy).
http://www.w3.org/ns/prov#wasQuotedFrom	jdsupra.com