Science: Insulation

insulation

Insulation
insulation

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