Science: Insulation

insulation

Insulation
insulation

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