Science: Insulation

insulation

Insulation
insulation

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