Answer: FOSSILFUEL
FOSSILFUEL is a crossword puzzle answer that we have spotted 6 times.
Referring Clues:
- Conventional energy source
- Coal or natural gas
- Nonrenewable energy
- Natural gas, e.g.
- Natural gas, coal, etc.
- Carbon-based energy source
Last Seen In:
- New York Times - April 22, 2024
- LA Times - February 23, 2021
- USA Today - September 05, 2017
- Netword - February 18, 2013
- Washington Post - May 15, 2012
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