Science: Insulation

insulation

Insulation
insulation

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