<http://webisa.webdatacommons.org/443973232>	<http://www.w3.org/ns/prov#value>	"Therefore pollution prevention measures are an essential component of the mining environmental management program and require careful management of waste water, dangerous goods, hydrocarbons, and other chemicals." .
<http://webisa.webdatacommons.org/443973232>	<http://www.w3.org/ns/prov#wasQuotedFrom>	<alcoa.com> .
<http://webisa.webdatacommons.org/prov/461904912>	<http://www.w3.org/ns/prov#wasDerivedFrom>	<http://webisa.webdatacommons.org/443973232> .
<http://webisa.webdatacommons.org/443973232>	<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>	<http://www.w3.org/ns/prov#Entity> .