About: http://webisa.webdatacommons.org/224589131

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 membrane may be a foil or a non-metallic membrane such as a plastic or a polymer sheet that allows the sealing unit to hermetically seal the lower compartment 214.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com