About: http://webisa.webdatacommons.org/141306405

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	Typically, air-handling systems remove CO2 and other contaminants by mixing indoor air with outdoor air.
http://www.w3.org/ns/prov#wasQuotedFrom	doe.gov