To the submarine!

skiingfark: Simple metal screens do stop fire effectively. Subby fail.

I believe the joke was about a firescreen, with holes in it, instead of an impenetrable firewall (on computers). It also plays off the old screen door on a submarine joke, that Ed Finnerty referred to. On top of all that it appears to be a joke on the tired old Polish jokes in general.

That said, I think it is a solid headline, especially compared to your:

Submitted links approved: None

You lose, good day sir.