PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Virtually all of the workplace exposures associated with these effects involved exposures to other chemicals; thus, it is difficult to determine whether these are solely due to phenol, or are the result of mixed, multiple, or other chemical exposures.
http://www.w3.org/ns/prov#wasQuotedFrom
  • eoearth.org