About: http://webisa.webdatacommons.org/166230169

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	Thus, by mapping the reflected image on the transmitted image, opaque particles can be identified and the size and other parameters of the opaque particles determined to provide indication of machine wear.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com