Science: Insulation

insulation

Insulation
insulation

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