https://wise-uranium.org/rdcu.html
Strontium and Cesium have a short half life.
the Plutonium takes 100K years to be safe.
can't figure out how to use the calculator? HELP > https://wise-uranium.org/rdcuh.html
https://www.youtube.com/watch?v=aDUvCLAp0uU
(https://media.tenor.com/wtg92v8U6fMAAAAC/chernobyl-not-great.gif)
...couldn't resist.
Pretty interesting chart. Where did you find this?
@echo83 Just an interweb search. But IIRC at the time I was getting facts on half-life and exposure in response to some missinfo I heard and knew was wrong. Can't remember the source, might have been a movie.