About: http://webisa.webdatacommons.org/25433473

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	it is not something you want to activate unless there is an actual emergency, because it creates extreme suction that can damage the blower seals, etc.
http://www.w3.org/ns/prov#wasQuotedFrom	busconversions.com