Science: Insulation

insulation

Insulation
insulation

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