About: http://webisa.webdatacommons.org/115507134

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	As the thickened and dewatered sludge exits the sludge thickening zone 202, it is injected with an oxidant, such as oxygen.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com