PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • While several world scale ethylene crackers have been proposed, until facilities are actually built that can use product such as ethane and propane, we???ll continue to see downward price pressure.???
http://www.w3.org/ns/prov#wasQuotedFrom
  • oilandgas-investments.com