Science: Insulation

insulation

Insulation
insulation

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