| Answer | Crossword Clue |
|---|---|
| MATTES | Ore-smelting mixtures |
| SLAG | Ore smelting refuse |
| SLAGS | Forms a residue when smelting ore |
| slags | refuse matter separated during the smelting of a metal from its ore |
| slag | refuse matter separated during the smelting of a metal from its ore |
| beneficiation | the treatment of raw material, such as iron ore, to improve physical or chemical properties esp in preparation for smelting |
| beneficiations | BENEFICIATION, the treatment of raw material, such as iron ore, to improve physical or chemical properties esp in preparation for smelting |
