Science: Insulation

insulation

Insulation
insulation

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