About: http://webisa.webdatacommons.org/203517772

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 central portion 20 can be comprised of a variety of stable materials such as inert metals or plastics such as, titanium, stainless steel and the like or other inert plastics such as thermoset or thermoplastic materials and the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es