There are lots of mostly painless ways to kill someone. The tried and true guillotine was one of them but our polite society can't stand the sight of blood. [/quote]
Another vote for the guillotine from here! Painless as can be, and sure.
I've always been a curmudgeon - now I'm an old curmudgeon. ~Molɔ̀ːn Labé Skýla~