About: http://webisa.webdatacommons.org/53945383

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	However, the instruments, including flowmeters, tank strapping techniques, etc., used to measure the total volume of displacement fluid are not precise.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es