Insulation
insulation
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COLD
ENERGY
FIRE
HEAT
HOT
INSULATOR
STOVE
SUN
TRANSFER
| I | I | M | V | N | S | D | T | F |
| U | N | J | U | T | T | R | F | Y |
| E | X | S | O | W | A | C | G | W |
| T | R | V | U | N | X | R | R | X |
| O | E | I | S | L | E | E | D | T |
| H | Z | F | F | N | A | K | F | E |
| D | E | L | E | B | Y | T | U | S |
| R | N | A | X | H | D | L | O | C |
| L | W | K | T | B | Q | O | W | R |
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