Science: Insulation

insulation

Insulation
insulation

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