About: http://webisa.webdatacommons.org/281314291

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 Environmental Protection Agency suggests that in addition to controlling the sources of indoor pollutants and properly ventilating, that using an air filter is an important part of maintaining healthy indoor air.
http://www.w3.org/ns/prov#wasQuotedFrom	sylvane.com