Science: Insulation

insulation

Insulation
insulation

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