About: http://webisa.webdatacommons.org/24739561

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	For example, the top surface (after thinning) of the mirror substrate (e.g. mirror substrate 246) can be coated with a reflective material, such as aluminum, gold, and silver.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com