He has a very 'volatile' temper. [=he gets angry very suddenly and violently]
The protests are increasing, creating a 'volatile' situation in the capital.
The stock market can be very 'volatile'.
(..) problems with our neighbor... and the police were not very helpful. Ben? I was scared of him, Leonard! We have a child. He was a volatile neighbor, he was a drinker, he was nasty. He constantly made trouble, he was a security guard, so I know he owned a gun. Who knows if he fly off the handle! (..)2016 Café Society