Science: Insulation

insulation

Insulation
insulation

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