Science: Insulation

insulation

Insulation
insulation

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