About: http://webisa.webdatacommons.org/90388425

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	Preferably the pumps are waterproof and can be constructed of any suitable material, such as polytetrafluoroethylene (PTFE).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com