PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Carbon dioxide is a greenhouse gas that traps the earth's heat and contributes to Climate Change Evaporative Emissions Hydrocarbon pollutants also escape into the air through fuel evaporation - evaporation causes significant hydrocarbon pollution from cars on hot days when ozone levels are highest.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nutramed.com