PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Suitable agents capable of releasing CO2 which are used include alkali metal carbonates or alkali metal bicarbonates, such as sodium carbonate and sodium bicarbonate.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com