Science: Insulation

insulation

Insulation
insulation

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