About: http://webisa.webdatacommons.org/320040700

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Such materials as high purity silica, aluminosilicate or borosilicate-E glass, powdered metal alloys, boron, and carbon fibers, as well as other synthetic fibrous or matrix-forming materials may likewise be used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es