About: http://webisa.webdatacommons.org/115876413

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 preferable to fill the contact hole or the via hole with a cheap and highly conductive material such as aluminum.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es