About: http://webisa.webdatacommons.org/8191594

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	When the engine is running, there is a greater vacuum at the downstream end of the carburator C at the level of the intake manifold D, than in the air intake for the carburator, that is at the central part of casing 31.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk