About: http://webisa.webdatacommons.org/211731383

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	The tube may be configured with an elbow or other structure to direct the air bubble to an appropriate location.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au