About: http://webisa.webdatacommons.org/140509293

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	In security applications, such as airport screening, metal detectors use radio frequency signals to react to moving metal (i.e. coins in your pocket).
http://www.w3.org/ns/prov#wasQuotedFrom	foodqualityandsafety.com