About: http://webisa.webdatacommons.org/87412285

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	Air is the most frequently compressed gas but natural gas, oxygen, nitrogen, and other industrially important gases are also compressed.
http://www.w3.org/ns/prov#wasQuotedFrom	britannica.com