About: http://webisa.webdatacommons.org/378340062

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	In manufacturing, etching is a process in which an image is chemically incised onto a surface, usually a metal plate.
http://www.w3.org/ns/prov#wasQuotedFrom	uml.edu