About: http://webisa.webdatacommons.org/145258825

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	Between each of the rows of perforations, the two layers of film material are sealed together along a pair of lines 22, 23 which define chambers 24 which are ultimately filled with air or other suitable gas to form the cushions.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es