PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In general, a sorbent can be assumed to be ???low cost??? if it requires little processing and is abundant in nature, or is a by product or waste material from another industry, which has lost its economic or further processing values.
http://www.w3.org/ns/prov#wasQuotedFrom
  • ernet.in