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