Science: Insulation

insulation

Insulation
insulation

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