About: http://webisa.webdatacommons.org/51158398

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	This problem is particularly remarkable if the film is made entirely or mainly of a weak material such as paper or if the film is extremely thin.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com