Science: Insulation

insulation

Insulation
insulation

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