About: http://webisa.webdatacommons.org/453788848

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	An economizer is a heat exchanger, which transfers heat from the stack gases to the incoming feedwater.
http://www.w3.org/ns/prov#wasQuotedFrom	osti.gov