About: http://webisa.webdatacommons.org/171616666

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	The nasal mask 5 is preferably constructed of silicone or other like material that is flexible and resilient and which does not cause substantial skin irritation to the wearer.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au