In article , EDR wrote:
These are just a few of the items that come to mind. They are both
offensive and defensive. As a passenger, you have the right to defend
yourself by any means necessary.

IIRC, someone did use their belt against the Shoe Bomber.

--
Dylan Smith, Castletown, Isle of Man
Flying: http://www.dylansmith.net
Frontier Elite Universe: http://www.alioth.net
"Maintain thine airspeed, lest the ground come up and smite thee"