Related Clues:

• Noise of complaint increased in the auditorium
• Reaction to an awful pun
• Element below neon on the periodic table
• Gas power almost failed — almost
• Old ship with nitrogen gas
• Noble gas that’s about 1% of the atmosphere
• Playing organ: it's a gas
• Creak loudly; complain
• (That was corny!)
• First noble gas to be discovered
• Noble gas that sounds like a French forest
• Gas — organ (anag)
• About 1% of the air
• Alphabetically first noble gas
• High Street store contracted Northern Gas