Bhopal gas tragedy of 1984 was caused by

Bhopal gas tragedy of 1984 was caused by
  1. carbon monoxide
  2. phosgene
  3. methyl cyanate
  4. methyl isocyanate

Solution

Bhopal gas tragedy of 1984 was caused by methyl isocyanate.

Asked in: AP EAMCET 2007

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