Science: Insulation

insulation

Insulation
insulation

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