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