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