About: http://webisa.webdatacommons.org/307797262

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	The Act defines an air pollutant as `any air pollution agent or combination of such agents, including any physical, chemical, biological, radioactive * * * substance or matter which is emitted into or otherwise enters the ambient air.
http://www.w3.org/ns/prov#wasQuotedFrom	washingtonmonthly.com