What Do Brown-Edged Lettuce Wedges and Airport Magnometers Have In Common ?

Neither are a problem for this 5 dollar cooking tool:

http://www.cooking.com/products/shprodde.asp?SKU=184134

Oh and by the way, surgically sharp ceramic knives hit the mass market a couple years ago and are available for under 100 dollars.

Just more evidence that physical security in airports is mostly eyewash to calm the masses so we can keep on flying. Of course, eyewash itself is prohibited [update: if you stick your eyewash inside a Zip-Loc brand it is not prohibited.]