Sure, the odds are slim that you'd ever be faced with an atomic device ticking down to zero. But think of how Jack Bauer it'd be if you were. And then who're you going to trust? Us or some do-gooder rock band?
"Don't worry guys, I read an article about this in Wired!"
If these tips don't work, give us a call and let us know what we got wrong.
... and I'm sure they will run a correction.