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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	Author: Artman06 (PA) A septic system dosn't need a house trap, where you hook in to your tank, there is a hole or nock out above the baffle, this should be vented!
http://www.w3.org/ns/prov#wasQuotedFrom	plbg.com