Science: Insulation

insulation

Insulation
insulation

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