Science: Insulation

insulation

Insulation
insulation

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