Science: Insulation

insulation

Insulation
insulation

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