Science: Insulation

insulation

Insulation
insulation

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