PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • A surfactant is a compound that reduces surface tension when dissolved in a liquid decreasing the attractive force exerted by molecules below the surface of the liquid upon those molecules at the surface of the liquid enabling the liquid to flow more readily.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.es