About: http://webisa.webdatacommons.org/254762228

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	Particulate matter (PM) is any material except pure water that exists in solid or liquid state in
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com