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BIOFUEL
BIOMASS
COAL
ISOTOPES
MAGMA
MELTDOWN
MINERAL
NATURAL
OILSAND
REMOVAL
RESOURCE
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| I | B | C | A | R | N | S | L | M |
| L | U | A | U | E | O | O | T | O |
| S | E | T | R | U | M | T | D | V |
| A | A | A | R | D | A | O | O | A |
| N | L | C | L | S | G | P | W | L |
| D | E | I | B | F | M | E | N | K |
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