About: http://webisa.webdatacommons.org/335046324

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	Leather tanning, mining, coal and wood stoves are all examples of sources of pollution.
http://www.w3.org/ns/prov#wasQuotedFrom	drexel.edu