Originally Posted by exerda
That is downright frightening.
It's not even like the security folks have considered that a pen could be filled with liquid Sarin (if they ever make THAT realization, we're doomed to no carry-ons, backscatter X-ray, and full grope-downs). No, they banned pens because they have
liquid.

And sadly, I think that a pen could barlely hold enough flammable material to make a sparkler.