About: http://webisa.webdatacommons.org/5274322

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	Compliant balloons expand and stretch with increasing pressure within the balloon, and are made from such materials as polyethylene or polyolefin copolymers.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk