About: http://webisa.webdatacommons.org/215331939

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 mean thickness of an individual layer is preferably at least 10 ??m, particularly preferably at least 20 ??m.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es