About: http://webisa.webdatacommons.org/178915617

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	The GPS system has already been mentioned, but I haven???t seen any mention of all the remote controls, security alarms, fire detectors, night-vision, digital cameras and other products which use some form of photoelectric effect.
http://www.w3.org/ns/prov#wasQuotedFrom	scienceblogs.com