Science: Insulation

insulation

Insulation
insulation

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