Science: Insulation

insulation

Insulation
insulation

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