Science: Insulation

insulation

Insulation
insulation

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