Environmental Issues

Bhopal gas tragedy occurred (3 Dec. 1984) when MIC (Methyl Isocyanate) reacted with water in a tank, an exothermic chemical reaction started and producing a lot of heat. As a result, the safety valve of tank burst because of increase in pressure. It gave rise to a heavy gas which rapidly rank to the ground.

Mercury was responsible for the Minimata epidemic that caused several deaths in Japan. This tragedy had occurred due to consumption of heavily mercury contaminated fish ( to ) by the villagers. The source of mercury to the bay was a chloride producing plant using as a catalyst.