About: http://webisa.webdatacommons.org/427152221

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	In the present instance, the casing 4 I may be filled with a neutral liquid or gas, such as oil, carbon tetrachloride, or air.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com