PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Commonly filled with polyurethane foam, which is well known for containing chemical catalysts, surfactants, emulsifiers, pigments, and other chemical additives, including formaldehyde, benzene, toluene.
http://www.w3.org/ns/prov#wasQuotedFrom
  • thesoftlanding.com