About: http://webisa.webdatacommons.org/402052159

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 mask does not provide oxygen, protection against smoke or against toxic gases such as carbon monoxide, carbon dioxide, and ammonia; however, it may be used for emergency escape as a last resort.
http://www.w3.org/ns/prov#wasQuotedFrom	tripod.com