PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Calcium carbonate is sensitive to acid, but is generally non-reactive with polymers such as polyolefins and polyurethanes or with organic materials such as plasticizers; it is, for all practical purposes, substantially neutral in organic media.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.co.uk