About: http://webisa.webdatacommons.org/120065040

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 may be of any suitable cross section, but, in the form shown, is a cylinder open at the bottom and closed by a plug 2 at the top which may be the top of the device.
http://www.w3.org/ns/prov#wasQuotedFrom	ic.gc.ca