About: http://webisa.webdatacommons.org/85124129

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	Duct Pipes, tubes, or other enclosures used for the purpose of pneumatically conveying materials.
http://www.w3.org/ns/prov#wasQuotedFrom	cram.com