Crosswordiee.com

% replaces any number of letters (la% - lake, lamp)_ replaces one letter (ca_ - car, cat)

Crossword clues for Coal residue 5 letters:

EMBER: Coal residue
COKED: Obtained coal residue.
COKY: Similar to coal residue
CINDER: Coal residue
SOOT: Burnt-coal residue
COKE: Coal residue.