About: http://webisa.webdatacommons.org/159473871

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 bladder can be formed of polyethylene terephthalate (PET), nylon, polyethylene (PE), urethane, or other materials.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com