About: http://webisa.webdatacommons.org/67515581

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 may be used alone, in blends, or in combination with injection of an inert gas such as nitrogen, carbon dioxide or other gas or gas generating material.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com