Science: Insulation

insulation

Insulation
insulation

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