Science: Insulation

insulation

Insulation
insulation

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