Science: Insulation

insulation

Insulation
insulation

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