This is some toxic stuff - lethal dose to a human 0.1 microgram..... Yet remains safe to handle so long as you don't actually ingest it somehow - the perfect weapon it seems.
http://en.wikipedia.org/wiki/Polonium
Can't imagine why, if the ruskies topped this fellow, why use a method that points the finger at them so quickly..... sounds like someone is trying to point the finger at them, or they are sending a powerul message to other critics.....
