Science: Insulation

insulation

Insulation
insulation

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