About: http://webisa.webdatacommons.org/403552169

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	To prevent air leakage through the epoxy seals and to prevent fogging of the inner surface of the window, the air space within the package is replaced with a dry gas, such as nitrogen, at atmospheric pressure.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com