About: http://webisa.webdatacommons.org/139441599

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	Drugs, such as morphine and cocaine or other illicit products, are detected using a group of sensors, including semiconductive ones, conductive-polymer ones, and surface-acoustic-wave sensors.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com