About: http://webisa.webdatacommons.org/404108890

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	Bitumen is also sometimes confused with petroleum pitch which, although also derived from crude oil, is a substance produced by a different process from that used for refined bitumen.
http://www.w3.org/ns/prov#wasQuotedFrom	eurobitume.eu