About: http://webisa.webdatacommons.org/245615797

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	Crude oil is a naturally occurring substance, but it takes millions of years to form.
http://www.w3.org/ns/prov#wasQuotedFrom	gcimagazine.com