PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Included in this category are releases through the stack, from storage or handling, from fugitive sources such as leaks from valves, seals and connections, spills and other non-point air releases.
http://www.w3.org/ns/prov#wasQuotedFrom
  • pollutionwatch.org