Updated 05-May-2020.
Mondo shtuff from around the internet, all about AMMONIUM CHLORIDE!
My botty best at summarizing from Wikipedia: solutions of ammonium chloride are mildly acidic . the mineral is commonly formed on burning coal dumps from condensation of coal-derived gases . ammonium chloride is the product from the reaction of hydrochloric acid and ammonia . it is mainly used as fertilizer and a flavouring agent in some types of liquorice . the main crops fertilized this way are rice and wheat in Asia . ammonium chloride was used in pyrotechnics in the 18th century . it works as a flux by cleaning the surface of workpiece ammonium salts are an irritant to the gastric mucosa and may induce nausea and vomiting . it is a feed supplement for cattle and an ingredient in nutritive media for yeasts and microorganis “Noshader” is used to improve crispness of snacks such as samosas and jalebi . in paleontology, ammonium chloride vapor is deposited on fossils . ammonium chloride is used in the textile and leather industry, in dyeing, tanning, textile printing and cotton clustering . it is also used in hair shampoo, in the glue that bonds plywood, and in cleaning products in woodworking, a solution of ammonium chloride and water will burn when subjected to a heat gun . the solution can be painted onto the wood or applied with a common rubber stamp . in the late around 800 A.D. the Arabs of Egypt discovered ammonium chloride in the soot that resulted from burning camel dung, and this source became an alternative to those in Central Asia. (1854). El Cambridge, England: Cambridge University Press. ISBN 978-0521086905. Sutton, M. A; Erisman, J. W; Dentener, F; Möller, D (2008). “Ammonia in the environment: From ancient times to the present”. Environmental Pollution. 156 (3): 583–604. doi:10.1016/j.envpol.2008.03.013. PMID 1849