Science: Insulation

insulation

Insulation
insulation

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