Fossil fuels
Starter
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BURNING
CAPROCK
CHEMICAL
COAL
ENERGY
FOSSILS
FUEL
HEAT
HEAT
LIGHT
OIL
PETROL
REMAINS
SMOKE
| F | H | K | C | O | R | P | A | C |
| I | O | I | L | F | W | R | H | B |
| L | E | S | U | F | E | E | U | C |
| E | A | E | S | M | M | R | F | Y |
| K | L | O | A | I | N | H | G | L |
| O | I | I | C | I | L | R | P | I |
| M | N | A | N | H | E | S | G | G |
| S | L | G | A | N | T | A | E | H |
| Q | F | P | E | T | R | O | L | T |
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