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