About: http://webisa.webdatacommons.org/130857077

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	Traditional optical recording uses a transparent substrate, such as glass or polycarbonate plastic, to bring any dust or other contaminant particles on the light entrance surface severely out of focus.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com