Science: Insulation

insulation

Insulation
insulation

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