About: http://webisa.webdatacommons.org/212676228

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	Accordingly, metals of high reflectance, such as Ag, Al, Au and Cu, or alloys mainly comprising these metals are preferably used to make the reflective layer.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com