About: http://webisa.webdatacommons.org/150197549

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	Carbon coatings formed by physical vapor deposition, such as sputtering, or by chemical vapor deposition and other thermal processes generally are graphitic carbon.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com