PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Meanwhile, Metabolix and other companies are exploring whether plants can be genetically engineered to make polymers for producing bioplastics in a way that???s cheaper than oil-based plastics.
http://www.w3.org/ns/prov#wasQuotedFrom
  • environmentalleader.com