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