{
  "type": "thermal:smelter",
  "input": [
    {
      "item": "minecraft:iron_ingot",
      "count": 2
    },
    {
      "tag": "forge:dusts/coal",
      "count": 2
    }
  ],
  "result": [
    {
      "item": "silents_mechanisms:steel_ingot",
      "count": 2
    }
  ],
  "energy": 4000,
  "conditions": [
    {
      "type": "forge:mod_loaded",
      "modid": "thermal"
    }
  ]
}