About: http://webisa.webdatacommons.org/338657484

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 protective film may be formed of either an inorganic material such as SiOx or an organic material such as Teflon, and a chlorine-containing carbon fluoride polymer.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com