About: http://webisa.webdatacommons.org/152666652

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	In practice it has been found that a zinc and copper alloy, such as brass is more effective in the removal of dissolved chlorine and undesired metals than is either pure zinc or pure copper or a heterogeneous mixture thereof.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es