Science: Insulation

insulation

Insulation
insulation

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