Calamity at Bhopal.
D000062:Accidents, Occupational; D003485:Cyanates / Q000506:poisoning*; D006540:Herbicides / Q000506:poisoning; D006801:Humans; D007194:India; D017953:Isocyanates
D003485:Cyanates; D006540:Herbicides; D017953:Isocyanates; C008461:methyl isocyanate