Science: Insulation

insulation

Insulation
insulation

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