Crossword puzzle clue "gas in some sign tubes"

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Here are the possible solutions for gas in some sign tubes clue

Answer
Clue
Relevancy
neon
Clue
Gas in some sign tubes
Gas that fills tubes in colorful signs
Inert gas in vacuum tubes
Definition
a gaseous element
argon
Clue
Gas used in light tubes
Gas used in light bulbs, radio tubes, etc.
Definition
an inert gaseous element
xenon
Clue
Gas used in TV tubes
Gas used in tubes
ada
Clue
Org. cited on some tubes

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