In order to smelt iron, you had to get the furnace to be even hotter. And the Hittites, we know, did make use of iron. Now they are also known as great charioteers. This is an image of what a Hittite chariot would look like. And so with the combination of iron chariots, that's one of the things that helped them establish something of an empire. Now I mentioned that they come into conflict with many other peoples. In fact, they come into conflict with most of the folks that you see on this picture over here.