Related Clues:

• A noble gas
• Nightclub light
• Movie ad
• Advertising sign element, perhaps
• Broadway light
• Sign of the times
• Gas in a sign
• Chrysler Corporation car
• Motel sign
• Sign of nightlife
• 'Open late' sign, maybe
• Glass gas
• Element found in none
• Periodic table's no. 10
• Gas at a diner