Science: Insulation

insulation

Insulation
insulation

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