About: http://webisa.webdatacommons.org/250409896

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	Steam or other source of heat is introduced to said heat exchange surface 14 and the pump 18 activated.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com