PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • ???Toxic or hazardous substance???, a substance in a gaseous, liquid, solid or other form which is identified on the toxic or hazardous substance list established pursuant to section 9, but which will not include any substance when it is (1) present in an article; (2) used as a structural component of a facility; (3) present in a product used for routine janitorial or facility grounds maintenance;
http://www.w3.org/ns/prov#wasQuotedFrom
  • malegislature.gov