About: http://webisa.webdatacommons.org/276503283

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	These supply lines (not shown) are supplied respectively with liquid, such as fuel oil, water, or the like, under a pressure of from 30 to 100 psig and with air or other gas also under pressure.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com