About: http://webisa.webdatacommons.org/174023514

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 core material is a glass fabric impregnated with a thermosetting resin such as an epoxy resin, and typically a glass epoxy substrate is adopted as the substrate 101.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr