Science: Insulation

insulation

Insulation
insulation

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