PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Trona is the raw material needed to make soda ash, which is a key ingredient in the manufacture of glass, paper, detergents, baking soda, and other goods.
http://www.w3.org/ns/prov#wasQuotedFrom
  • defendingscience.org