Science: Insulation

insulation

Insulation
insulation

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