About: http://webisa.webdatacommons.org/296045228

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	Although the exact material compositions can vary, in many integrated circuits layer 40 is an insulating material, such as silicon dioxide, silicon nitride, silicate glass, and the like.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au