PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Although Scheele isolated oxygen, discovered glycerine, prepared the first hydrogen sulfide, noted the action of light on silver compounds, and wrote papers on a host of chemical analyses, the single work that was the foundation for more discoveries than any of his others was a paper he authored on manganese in which he announced the existence of chlorine.
http://www.w3.org/ns/prov#wasQuotedFrom
  • chlorineinstitute.org