About: http://webisa.webdatacommons.org/6583841

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 other applications, such as systems where there is an abundant amount of dust or debris in the ambient air, such as off-road trucks or city buses, the crankcase has a positive pressure.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk