[R-390] Off topic?

[blw]

> Yep, IMHO it is off topic.  Mind you a crude nuke would be huge, wouldn't
> make a big pop, and would do more to crap up the area.  If you read the
> Manhattan Project history, Little Boy was considered crude.  It was made
> from refined U-235.  Stealing used fuel rods is pretty well out of the
> question.  They give off something like 25,000 Rads.  450 Rads is the lethal
> dose for 50% of the population, 600 being the lethal dose for 100% of the
> population.  They'd never get six feet with it.
> 
> Bob N0DGN


Bob,

Did they change the 4-6-10 rule? Wasn't it 400 rads: 50% sick, 600 rads:
100% sick & 50% dead, and 1000 rads: 100% sick and 100% dead? Maybe it was
the 2-6-10 rule. It's been a long time since I knew that stuff, did
nomograms and crossing computations.


Barry