Science: Insulation

insulation

Insulation
insulation

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