Science: Insulation

insulation

Insulation
insulation

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