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 V
H O N I E Y U K V
O E T E R H Q X T
T V A A R E G D W
Q G F T L G H Y E
L D B P C U Y G I
Z S E V O T S W N
B U U A L L U N A
O D D Q D O N S I
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