Cauldron:

1. It can store 9 eligible items by right clicking them.
2. If put on top of soul fire/lava it will start smelting.

Anvil:

1. It has room for 1 item which can be used to hammer it down.
2. If the player is hammering an echo ingot the anvil underneath will change its breaking stages.

Netherite

1. Scraps cannot be obtained through smelting ancient debris. It instead has to be hammered down on the anvil
2. Netherite Ingots are obtained by smelting 4 netherite scrap and 4 gold inside a cauldron top of lava. It then has to be poured into moulds for it to cool. After cooling it must be broke by the player to obtained unrefined netherite ingots which then has to be smelted in a blast furnace to obtain glowing hot netherite ingots which then has to be hammered down and quenched in water to finally obtain the finished product.