Science: Insulation

insulation

Insulation
insulation

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