Science: Insulation

insulation

Insulation
insulation

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