About: http://webisa.webdatacommons.org/14595864

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	While not shown, in some embodiments, a protective layer such as polyurethane can cover substantially all of the outer surface of a balloon.
http://www.w3.org/ns/prov#wasQuotedFrom	google.ca