Answer | Crossword Clue |
---|---|
ACID | Substance for etching. |
ACID | Substance for etching |
aquafortis | concentrated nitric acid, used for etching |
aquafortises | AQUAFORTIS, concentrated nitric acid, used for etching |
hydrofluoric | as in hydrofluoric acid, a strong acid used for etching glass |
aquatint | process imitating the broad flat tints of ink or wash drawings by etching a microscopic crackle on the copperplate intended for printing |