About: http://webisa.webdatacommons.org/409238498

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 used to transport phosphorous pentasulfide, or similar materials, the hopper 27 preferably is pressurized using an inert gas such as nitrogen or carbon dioxide.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com