Science: Insulation

insulation

Insulation
insulation

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