Science: Insulation

insulation

Insulation
insulation

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