powder keg

A council leader has called for control over protests outside a hotel used to house asylum seekers, describing it as a "powder keg" situation.

The press and the then-burgeoning powder keg of social media ran with it.

He says it's like living on a powder keg – you never know when or where the next shell will land.

The Jehanabad prison was a powder keg, housing Maoists alongside their class enemies - vigilantes from upper caste Hindu private armies.

And for a potentially powder keg Cannes there’s also the firebomb of “Furiosa: A Mad Max Saga.”