About: http://webisa.webdatacommons.org/137746246

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	They use the detectors to detect harmful gases such as carbon monoxide, propane, natural gas etc leaks.
http://www.w3.org/ns/prov#wasQuotedFrom	weeklyvillager.com