About: http://webisa.webdatacommons.org/90501359

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	Trickling filters utilize media such as stones, plastic shapes, or wooden slats in which the microorganisms become attached.
http://www.w3.org/ns/prov#wasQuotedFrom	nap.edu