Science: Insulation

insulation

Insulation
insulation

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