{
	ingredients: [
		{ type: "item", code: "ingot-zinc", minratio: 0.3, maxratio: 0.4  },
		{ type: "item", code: "ingot-copper", minratio: 0.6, maxratio: 0.7  },
	],
	output: {
		type: "item",
		code: "ingot-brass"
	}
}