Maybe you've seen the terrifying surveillance video of an out-of-control elevator zooming up 31 floors with its doors open and a desperate passenger inside.
That video may have left you wondering what to do if something similar happens to you. CNN's Jeanne Moos has this elevator survival guide.
View my Flipboard Magazine.
So, the old "duck and cover" is what is recommended in this situation too? I would hope it would be more effective than it would have been against a nuclear attack, but I wouldn't bet on it.