Science: Insulation

insulation

Insulation
insulation

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