PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • This filter is particularly effective in such applications as desalination, urban cooling systems and industrial water treatment in the petrochemical sector, as well as in commercial development, a segment that, alone, is estimated at over $2.8B according to zawya.com.
http://www.w3.org/ns/prov#wasQuotedFrom
  • wateronline.com