Science: Insulation

insulation

Insulation
insulation

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