Science: Insulation

insulation

Insulation
insulation

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