Science: Insulation

insulation

Insulation
insulation

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