About: http://webisa.webdatacommons.org/277013905

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 window 63 is coated or formed with material such as quartz or silicon oxide (SiO2) on the heat reflector 62 to prevent the thin film material from being accumulated on the heat reflector 62.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com