About: http://webisa.webdatacommons.org/27736281

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	At a step number P=2, an optical reflecting film 48 made of suitable material such as aluminum is formed by vapor deposition or sputtering.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com