Science: Insulation

insulation

Insulation
insulation

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