About: http://webisa.webdatacommons.org/159615914

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 old catalytically active covering layer of the coating can be cleared off in a simple manner in particular by blasting with a blasting medium, e.g. corundum, silicon carbide, fine sand or the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com