About: http://webisa.webdatacommons.org/138644780

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	These doors have an inner marginal lining 9 of vulcanized rubber or other suitable sealing material to make an air tight connection between .50 the doom and the end walls of the chamber.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com