About: http://webisa.webdatacommons.org/150391751

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	Materials, such as explosives and drugs, can emit substances that are detectable.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr