About: http://webisa.webdatacommons.org/129318893

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	It will be understood that a process, apparatus or article as described herein can be used to remove, deactivate or detoxify biological and chemical contaminants in a gas, and in particular from breathable gases such as air.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com