On Fri, 12 Mar 1999, Philip Hacker wrote:

Actually, plutonium is *the* most toxic substance known to Mankind.

Go ahead, give me a source for this information.  You won't be able to find
one.

(And people can stop saying 'I worked with it and I know it's dangerous'.
Dangerous enough that it can kill you if you mishandle it, and dangerous
enough that it's the most toxic substance known to man and can kill the
population of a city with a very small amount, aren't the same thing.)