About: http://webisa.webdatacommons.org/319304248

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	Auxiliary seating components, such as O-rings, or resilient or compliant sealing lips, flaps, or other features may be employed on the covers or in the wells to enhance the seal, as desired.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com