About: http://webisa.webdatacommons.org/50563708

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	It is preferred that the duct will be securely within the walls of the tube so the duct will not be collapsed or pinched due to insertion and removal of probes or other apparatus.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com