About: http://webisa.webdatacommons.org/65433690

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	The chemical means includes but is not limited to diatomaceous earth, clay, ion exchange resins, activated carbon or other similar material and mixtures thereof.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com