Science: Insulation

insulation

Insulation
insulation

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