Answer | Crossword Clue |
---|---|
CALX | Burned metal residue |
ashiness | the powdery residue of burned matter |
ash | the powdery residue of burned matter |
ashes | the powdery residue of burned matter |
clinker | The stony residue from burned coal or from a furnace |
clinkers | The stony residue from burned coal or from a furnace |