PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Also, in effecting dewatering the heavy metals contained in the boundary layer liquid also are removed with the liquid, and depending upon the original nature of the sludge, the sludge may be suitable for fertilizer or other end uses, and the heavy metals or other valuable materials (e.g., phosphoric acid) may be removed from the withdrawn liquid.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au