About: http://webisa.webdatacommons.org/195769911

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	Thus, gas generators, storage tanks, air pumps and other equipment needed to generate, store, and inject gas are not necessary, as are foam generators and the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com