Science: Insulation

insulation

Insulation
insulation

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