As you may have noticed, above you will find words for "An etching technique used to keep the acid from those parts which are already sufficiently corroded by applying varnish or other covering matter with a brush, but allowing the acid to act on the other parts.". Hover the mouse over the word you'd like to know more about to view its definition. Click to find a better fitting word. Finally, thanks to ChatGPT, the overall results have been greatly improved.