Examples from the Web for ammoniac
For myself, I generally prefer the colour given by ammoniac salt; it is artistical and sufficient for any purpose.
Sal ammoniac or ammonium nitrate when dissolved in water produce a much more marked cooling effect than does table salt.Physics|Willis Eugene Tower
In like manner later physicians, when they wish to prescribe common salt, recommend in particular the ammoniac.
Sal ammoniac, two ounces; rum, one pint; camphor, two drachms.
I do not know,' he once wrote, 'what is precisely meant by "ammoniac manure."The Earl of Mayo|William Wilson Hunter