How about one of these:
If that’s not possible, how about this:

http://en.wikipedia.org/wiki/Landkreuzer_P._1000_Ratte
In all seriousness, I think chemical weapons could do with some love (I never thought I’d ever say this something like that. Only in Cataclysm). A chemical bomb might be cool, I’m sure we’ve seen examples in popular media of the classic two-part chemical mix:

If you haven’t seen Die Hard 3 or the Sherlock Holmes film that came out in 2009, you’re missing out.
but I’m struggling to think of much practical use for them since zombies don’t breathe. Chem weapons for the most part would be limited to direct contact or delivery by a glorified tranquilizer gun. Thoughts, people?
[quote=“AK-74”]http://www.youtube.com/watch?v=9tJVA1dnEco
How about adding this weapon.
Ding dong tool made by gerber. Sledgehammer+Crowbar.[/quote]
This is also a good idea, as it’s actually sensible. And it has a funny name.