[supercat]

Yes, if the TSA agent is willing to flick them all first. If it lights, then it is prohibited. If it doesn't, then it's a harmless piece of metal.

How do you tell the difference then between an empty lighter and a full lighter whose valve is stuck?

[Political Junkie Too]

Why would a passenger check a lighter whose valve is stuck if he intended to use it at his destination? Also, don't they have little windows to see the fuel level?

-PJ