Science: Insulation

insulation

Insulation
insulation

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