{
  "values": [
    "tfmg:aluminum_nugget",
    "tfmg:steel_nugget",
    "tfmg:cast_iron_nugget",
    "tfmg:constantan_nugget",
    "tfmg:lead_nugget",
    "tfmg:nickel_nugget",
    "tfmg:lithium_nugget"
  ]
}