PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • I have been using softened water in my radiators for over 20 years and there is no evidence of corrosion.However, Aluminium is a metal which is very prone to corrosion, and some boilers, especially combis, used Aluminium for a while in their heat exchangers after cast iron fell out of favour.
http://www.w3.org/ns/prov#wasQuotedFrom
  • mumsnet.com