Science: Insulation

insulation

Insulation
insulation

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