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 L U D
T O D F E R I F B
R T T R X Y E Q H
A I E A G W V O O
N O U R L C O L D
S N E P T U T R J
F N P A U F S P K
E H E O Z N U N L
R H O T U B N G I
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