Americans have apparently heeded the U.S. government's advice to prepare for terror attacks, emptying hardware store shelves of duct tape.

On Tuesday, less than 24 hours after U.S. Fire Administrator David Paulison described a list of useful items, stores in the greater Washington, D.C. area reported a surge in sales of plastic sheeting, duct tape, and other emergency items.

CNN.com - Duct tape sales rise amid terror fears