Science: Insulation

insulation

Insulation
insulation

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