Science: Insulation

insulation

Insulation
insulation

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