About: http://webisa.webdatacommons.org/207452939

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	Cost is an issue, but with oil at $50 or above (now $60) instead of $20 of a few years ago, all of these options become economical.
http://www.w3.org/ns/prov#wasQuotedFrom	greencarcongress.com