<http://webisa.webdatacommons.org/319929576>	<http://www.w3.org/ns/prov#value>	"But it includes substances such as acid gases, benzene, dioxins, lead, arsenic, mercury, and even radioactive uranium and radium." .
<http://webisa.webdatacommons.org/319929576>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .
<http://webisa.webdatacommons.org/prov/320828951>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/319929576> .
<http://webisa.webdatacommons.org/319929576>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<earthtimes.org> .