PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Abrasive jet cutting heads are used for harder materials, such as tool steel, titanium, aluminum, stone, copper, glass, plastic, graphite, composites, brass, and others.
http://www.w3.org/ns/prov#wasQuotedFrom
  • globalspec.com