PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Cellular concrete provides a cost and labour saving solution as a replacement for rigid and other insulating materials in frost-susceptible or permafrost conditions.
http://www.w3.org/ns/prov#wasQuotedFrom
  • sys-con.com