Answer | Crossword Clue |
---|---|
REGIA | Aqua .. (nitric acid mixture) |
FORTIS | Aqua .. (nitric acid) |
FORTIS | Aqua ... (nitric acid) |
nitrating | Treat (a substance) with nitric acid (typically a concentrated mixture of nitric and sulfuric acids), esp. so as to introduce nitro groups |
guncotton | highly explosive cellulose nitrate, made by digesting clean cotton in a mixture of one part nitric acid and three parts sulfuric acid: used in making smokeless powder |