About: http://webisa.webdatacommons.org/244148564

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	??? Patented activated-carbon center screen is effective in removing cigarette smoke, pollen, dust, odors, and other contaminants.
http://www.w3.org/ns/prov#wasQuotedFrom	cleanairdefensesystem.com