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