Science: Insulation

insulation

Insulation
insulation

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