Related Clues:

• It's next to fluorine on the periodic table
• Advertising material?
• Commercial sign
• The study of light
• Las Vegas glitter
• "Open all night" sign, maybe
• __ Carrot: Crayola color
• Flashy sign
• Garish night light
• Gas in glass tubing
• Las Vegas illumination
• Devices to measure out alcohol
• Arcade Fire's '___ Bible'
• Source of the Las Vegas glow
• Light-tube gas