Wirelessly posted (Mozilla/4.0 (compatible; MSIE 6.0; Windows 98; PalmSource/hspr-H102; Blazer/4.0) 16;320x320)
At LAX security I've seen signs in the past showing prohibited items... nail clippers, scissors, and then a submachine gun. Just in case you forgot your SMG along with your sewing kit and toiletries in your carryon...
So what other funny signs are there around checkpoints? Other than LAX security