About: http://webisa.webdatacommons.org/227510272

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	Atmospheric pressure is a very desirable and simple form of maintaining the piston in continuous contact with the osmotic solvent; however, other things, such as springs or other devices, may be used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com