An Answer to a Burning Question on American Airport Security
That's right, Intellectual Poison is breaking the story (as reported by SFGate).

What do security people do with the stuff they confiscate from travellers? That is, after they've thoroughly ruined the traveler's day and emotionally scarred him forever.

Why, they auction it all on on Ebay! Don't believe me? Read the story here. Although there is no direct link to airport security confiscation auctions, I think you can just do a search on that and you'll find them all. Or maybe not.