About: http://webisa.webdatacommons.org/45316089

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	To prevent such metal from contacting with the lead-connections of the unit, these are temporarily covered by masking, such as tape, wax, or composition, before placement in the vacuum deposition chamber.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com