PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A few of the most toxic chemicals/elements, many of which are still commonly found in products, include: mercury, lead, arsenic, benzene, formaldehyde, PVC (polyvinyl chloride???dioxin is a by-product), phthalates (plasticizers), flame retardants (PBDEs, TDCP, TCEP), cadmium, chromium, hexane, PFCs, and trichlorethylene (TCE).
http://www.w3.org/ns/prov#wasQuotedFrom
  • todaysbuildings.com