About: http://webisa.webdatacommons.org/18612020

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	exchange materials such as resin or zeolites to remove undesirable ions from
http://www.w3.org/ns/prov#wasQuotedFrom	iowa.gov