About: http://webisa.webdatacommons.org/195447991

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	This can be accomplished by sparging a water glass solution with an acidifying gas such as carbon dioxide until a slight opacity or haze is induced in the solution.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es