Science: Insulation

insulation

Insulation
insulation

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