And if Chernobyl had been a dam burst, it is likely a great many more people would have died, and much more quickly. EDIT: Despite the downvotes, this is not a

And if Chernobyl had been a dam burst, it is likely a great many more people would have died, and much more quickly. EDIT: Despite the downvotes, this is not a trivial point, and is precisely why the OP is getting so much attention.