About: http://webisa.webdatacommons.org/165106120

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	Other, separate sensors detect chlorine, nitric oxide, hydrogen and other gases.
http://www.w3.org/ns/prov#wasQuotedFrom	cnn.com