About: http://webisa.webdatacommons.org/278910937

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	If the base is a metal clad laminate, e.g., having holes drilled through or punched therein, conventional cleaning methods are used to remove all contaminants and loose particles.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com