Science: Insulation

insulation

Insulation
insulation

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