Camping Hack: How to Make Fire With a Lemon (Fact or Fiction?) - I thought this was a pretty clever, although not terribly practical idea. While you may not have these types of items lying around (zinc nails anyone? :)), it just goes to show you what might be possible if SHTF.
MOAS 2.0Ti (One of the most deadly blades existent. It takes a surgeon to close a wound made by this type of blade. Without surgery the unfortunate victim will bleed out. Wolf ,'', ^@@^ ,'', )