About: http://webisa.webdatacommons.org/298126510

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	Referring now to Fig. 2 there is provided a flat metal plate 70 embedded within the casing of the oxygenating unit 40 which is preferably constructed of plastic or other electrically non-conducting material.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es