About: http://webisa.webdatacommons.org/159478696

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	There is also debate about whether it is safe to use air or whether other gases such as carbon dioxide should be used.
http://www.w3.org/ns/prov#wasQuotedFrom	vascular.co.nz