>>Your phraseology suggests a meltdown could somehow turn into an uncontrolled chain reaction, implying the core could be a nuclear bomb<<
No, that is not what I implied.
“No, that is not what I implied”
Whatever you meant to imply, I was talking about what your phraseology implied. And I think it bears repeating that what most casual news viewers (aka armchair alarmists) imagine when they hear the blah, blah, blahs of science is a giant mushroom cloud and the vaporization of good portion of Japan’s population.