About: http://webisa.webdatacommons.org/246911551

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 design solves difficulties where corrosive gases, such as chlorine, are present in the housing, which are difficult to contain.
http://www.w3.org/ns/prov#wasQuotedFrom	google.co.uk