PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Welders need to be aware of the fuel supply requirement for the heating tip they are using and maintain that supply of gas by manifolding cylinders together if necessary.There is a limit to how much gas can be withdrawn from a single cylinder.
http://www.w3.org/ns/prov#wasQuotedFrom
  • thefabricator.com