PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • PO, one of the top 50 largest-volume chemical intermediates produced in the world, is a key raw material for the production of a wide range of industrial and commercial products, including polyurethanes, propylene glycols, and glycol ethers.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nae.edu