Option (d) is the answer. Calamine: an astringent produced from zinc carbonate or zinc oxide, commonly used in the form of lotions for the treatment or pain of the skin or of bug bites.
Calamine ore can be used to extract one of the following metals. This metal is: (a) Copper (b) Mercury (c) Aluminium (d) Zinc
Calamine ore can be used to extract one of the following metals. This metal is: (a) Copper (b) Mercury (c) Aluminium (d) Zinc