Crossword Puzzle Clue Answers

We've seen 4 answers for the crossword clue 'Fossil fuel' in our database. It has been used in 69 crosswords, the latest of which was the Evening Standard Easy crossword on July 31, 2025.

Crossword answers for the clue "Fossil fuel"

  • COAL
  • GAS
  • OIL
  • PEAT

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