...The reactor type used at Chernobyl was inherently unsafe — it has never been used in this country and never will. Above all else, it lacked a containment structure, designed to contain radiation should everything else fail. The only other meltdown in history came at Three Mile Island — whose containment dome completely contained all the radiation released by the meltdown. Radioactive gases were then control-released into the atmosphere over the course of a week. Sounds scary? Had you been standing at the perimeter fence at TMI during this period, you would have received about the same radiological dose as...