So can ingesting too much sal ammoniac (ammonium chloride), which is used in salty liquorice. What are the possible adverse effects of liquorice? Who's especially at risk? And how much is safe to eat?

According to Mr. Cam. Kcechlin, these fibers may be dyed in a solution made of—water, 20to 30 parts ; chlorate of potassa, 1 part; sal ammoniac, 1 part; chloride of copper, 1 part; Aniline ...