Which chemical is leaked and caused the Bhopal gas tragedy?
On 3rd December 1984, more than 40 tons of methyl isocyanate gas leaked from a pesticide plant in Bhopal city. It directly killed more than 3800 people. It was causing significant morbidity and premature death for many thousands lives more. Thus the correct answer methyl isocyanate gas is leaked and caused the Bhopal gas tragedy. Thus the correct option is B. Other options are irrelevant.