About: http://webisa.webdatacommons.org/130517241

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	is formed of a self-resealing polymer, which is preferably an elastomer such as silicon, rubber or latex, and is adapted to permit access to the reservoir cavity 34 using a hypodermic needle.
http://www.w3.org/ns/prov#wasQuotedFrom	patents.com