ferric chloride
Noun
Meaning
ferric chloride (uncountable)
an inorganic compound with the formula FeCl3.
Synonyms
Related terms
Examples
Others, such as printmakers Mark Zaffron and Keith Howard, developed systems using acrylic polymers as a ground and ferric chloride for etching.
The exposed metal lines are then etched by dipping the plate in a bath of etchant (e.g. nitric acid or ferric chloride ).
When used for etching, ferric chloride does not produce a corrosive gas, as acids do, thus eliminating another danger of traditional etching.