About: http://webisa.webdatacommons.org/35552921

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	It is a common practice, known to those skilled in the art, to use sheet metals such as aluminum or steel, or plastics such as polyester of polyamide film, as substrates.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es