Science: Insulation

insulation

Insulation
insulation

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