Science: Insulation

insulation

Insulation
insulation

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