scant 16-page booklet was the culmination of coordination by 20 government, private and nonprofit entities
"If you are in a building collapse or explosion, get out as quickly and calmly as possibly," it suggests, before adding, "If you can't get out of the building, get under a sturdy table or desk."

New Yorkers who believe hiding under a table might help them if their office skyscraper collapsed in a terrorist attack are encouraged to try all sorts of other tips.

What to do if exposed to radiation? Well, it depends on where you are. If you're outside, the city suggests you go inside. And if the event happens inside, going outdoors might be a good idea.

The document also offers a full page of "Thoughts on Terrorism." Among them, "Do not spread rumors" and the classic, known to airline travelers around the world, "Do not accept packages from strangers."

More terrorism thoughts include such pearls as being wary of packages or letters covered in a "powdery substance." And, getting even more specific on suspicious packages, it demands you should, "PUT IT DOWN -- preferably on a stable surface."

The city also notes that disasters and terrorist attacks can be stressful and cause emotional distress. That being the case, the authors of the report suggest that talking to friends and family can be "good medicine." Oh, and don't forget a healthy diet, daily exercise "and get plenty of sleep."

Sturdy desk? On the best of days, my desk is none too safe. That lap drawer will fall out without provocation. Sitting under it might not be safe. I’d best scope out a stable surface while I’m at it. There never seems to be a clear surface, stable or un. I believe there is some unwritten law that says a horizontal surface constitutes an invitation to have an object placed upon it as soon as possible.