Re: Japan to switch to MOX?

[xat@inel.gov (Alden Tschaeche)]

Erik C. Nielsen wrote:
 For the full
> story, see http://www.merc.com/stories/cgi/story.cgi?id=1208803-116

Another statement in the full story is: "Japan had about 4.7 tonnes of
plutonium at the end of 1993, of which some 3.4 tonnes are likely to be
fissile, according to latest government figures available."

I was told that ALL isotopes of plutonium are fissile.  Is that not
true?  Al Tschaeche xat@inel.gov