CALKIN CALK
\kˈalkɪn kˈalk], \kˈalkɪn kˈalk], \k_ˈa_l_k_ɪ_n k_ˈa_l_k]\
Word of the day
ammonium chlorid
- Sal ammoniac, NH4CI, found native volcanic regions small quantities sea water and formed artificially by the direct combination of ammonia hydrochloric acid gas. Used in bronchitis.