Science: Insulation

insulation

Insulation
insulation

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