Science: Insulation

insulation

Insulation
insulation

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