Science: Insulation

insulation

Insulation
insulation

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