PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Established science since passage of the Oklahoma Smoking in Public Places Act and its amendments have made it abundantly clear that secondhand smoke is a toxic substance to humans of all ages, causing cancer, heart disease and other life threatening illnesses in those exposed, and is thus a toxin for which exposure must be limited to the lowest possible levels.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ok.gov