The Strong smelting urn (unf) is an item used to make a Strong smelting urn . It is made by using two soft clay on a pottery bench, requiring 49 Crafting and giving 33.4 experience. If fired, it creates a Strong smelting urn (nr).
| Cooking | |
| Divination |
 Cracked Fragile Plain Strong Decorated |
| Farming |
 Cracked Fragile Plain Strong Decorated |
| Fishing |
 Cracked Fragile Plain Strong Decorated |
| Hunter |
 Cracked Fragile Plain Strong Decorated |
| Mining |
 Cracked Fragile Plain Strong Decorated |
| Prayer |
 Impious Accursed Infernal |
| Runecrafting |
 Cracked Fragile Plain Strong Decorated |
| Smithing |
 Cracked Fragile Plain Strong |
| Woodcutting |
 Cracked Fragile Plain Strong Decorated |
