About: http://webisa.webdatacommons.org/446227437

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	Carbon filters must be serviced on a regular basis, or they can become saturated with bacteria and other contaminates.
http://www.w3.org/ns/prov#wasQuotedFrom	ozotech.com