PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • connections should be used to connect them to the gas houseline (the gas pipe connecting your appliances to the gas meter) to reduce the likelihood of damage if movement should occur.You should have an appliance gas shutoff valve installed at each gas appliance that lets you turn off the gas to that appliance only if there is a gas leak, or the appliance needs to be replaced or serviced.
http://www.w3.org/ns/prov#wasQuotedFrom
  • pge.com