PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Some natural gases, containing little if any sulfur compounds, have a dew point equivalent to that of substantially uncontaminated water, i.e., usually well below the boiling point, even down to about 120???-140??? F. On the other hand, with gases containing substantial amounts of contaminants, particularly sulfur compounds, the dew point is substantially higher, usually well above the boiling poi
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com