Science: Insulation

insulation

Insulation
insulation

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