About: http://webisa.webdatacommons.org/195381376

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 SCR catalyst on the exit site preferably comprises at least one zeolite exchanged with a transition metal, in particular with iron, copper, cerium or manganese.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com