PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Mobile phones, tablets and computers contain toxic metals and chemicals such as lead, mercury, cadmium, beryllium and brominated flame retardants.
http://www.w3.org/ns/prov#wasQuotedFrom
  • e-cycle.com