About: http://webisa.webdatacommons.org/402031122

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 respiratory mask is fabricated from silicone or other like material having both flexibility and resilience for improved sealing qualities, while producing relatively very little skin irritation.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es