About: http://webisa.webdatacommons.org/229514941

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	Furthermore, there is a fundamental difference between the old metal detectors (magnetometers) and this new technology, which uses ionizing radiation.
http://www.w3.org/ns/prov#wasQuotedFrom	johnstewart.com