PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Blowing agents can be compounds that decompose at extrusion temperatures to release large volumes of gas, volatile liquids such as refrigerants and hydrocarbons, or ambient gases such as nitrogen and carbon dioxide, or water, or combinations the
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com