PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • E-Waste has become an important health and environmental issue, as recycling electronic goods involves exposure to dangerous heavy metals such as lead, mercury, cadmium etc. which can be toxic to human and ecosystems.
http://www.w3.org/ns/prov#wasQuotedFrom
  • uncsd2012.org