About: http://webisa.webdatacommons.org/392520159

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	Periodic change-out is very expensive, and because both the silicone and PCB are essentially non-volatile, distillation to separate them is not practicable and other methods of separation are expensive or ineffective.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr