PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In fact, the company routinely conducts an ???eco-efficiency analysis??? that compares different products and processes, taking into account such variables as raw materials, energy consumption, land use, emissions, toxicity, and risk potential.
http://www.w3.org/ns/prov#wasQuotedFrom
  • pffc-online.com