About: http://webisa.webdatacommons.org/417945263

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	Of course, the silo or other container into which the material is unloaded necessarily must be at a pressure lower than the pressure at the discharge port for proper flow to exist.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com