Crossword Genius

Chimney dust (4)

Ross

I believe the answer is:

soot

<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">chimney dust</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is the entire clue.<br/ ></span>

(Other definitions for soot that I've seen before include "Deposited carbon" , "Stuff from chimneys" , "Carbon deposit from burning" , "Something stuck down the chimney" , "Chimney coating" .)

I've seen this clue in the Newsday, the LA Times, the Sydney Morning Herald and The Sun.
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