Science: Insulation

insulation

Insulation
insulation

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