Science: Insulation

insulation

Insulation
insulation

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