Assertion: cameo glass | /r/HasProperty | a sub-set of acid-etched glass
Facets:
value: in some sense
type: OTHER
Source sentences:
text: In the modern revival all of the top layer except the areas needed for the design are usually removed by an etching process—the figure areas are covered with a resist layer of wax or some other acid-resistant material such as bituminous paint, and the blank repeatedly dipped in hydrofluoric acid, so that cameo glass is in some sense a sub-set of acid-etched glass.