25th anniversary of the Bhopal Disaster

Twenty-five years ago this week, in the early hours of Dec. 3, 1984, large amounts of water entered a tank at the Union Carbide factory in Bhopal, India. That water reacted with the 42 tons of methyl isocyanate inside, raising temperature and pressure so high that it began venting massive amounts of gas made up of methyl isocyanate, phosgene, hydrogen cyanide and more. The poisonous cloud swept