Science: Insulation

insulation

Insulation
insulation

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