Science: Insulation

insulation

Insulation
insulation

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