Science: Insulation

insulation

Insulation
insulation

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