Science: Insulation

insulation

Insulation
insulation

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