About: http://webisa.webdatacommons.org/76015365

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	The outer layers may be formed from a metal, a non-metal, a carbon material, for example titanium carbide or a carbon reinforced plastic, or another fiber reinforced plastic.
http://www.w3.org/ns/prov#wasQuotedFrom	freshpatents.com