About: http://webisa.webdatacommons.org/390693832

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	Helical ducts are used in a variety of applications including food processing, thermal processing plants and refrigeration.
http://www.w3.org/ns/prov#wasQuotedFrom	worldwidescience.org