About: http://webisa.webdatacommons.org/309920096

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 present invention is directed to a system for the detection of explosives, chemical agents and other controlled substances such as drugs or narcotics by detecting their vapor and/or particulate emissions.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca