Science: Insulation

insulation

Insulation
insulation

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