PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Biodiesel is environmentally friendly because it is readily biodegradable and its combustion reduces most harmful exhaust emissions, including carbon monoxide, unburned hydrocarbons, particulate matter, and polyaromatic hydrocarbons.
http://www.w3.org/ns/prov#wasQuotedFrom
  • usda.gov