In all honesty, one can rate most radiation sources as 'pack of cigarettes per time'. A lot of Cherynobyl is pack a week. Closer areas is pack a day. Some of t

In all honesty, one can rate most radiation sources as 'pack of cigarettes per time'. A lot of Cherynobyl is pack a week. Closer areas is pack a day. Some of the hot areas are pack an hour. And you stay the hell out of the pack a minute areas. All you need is a good Geiger counter.