noun
                                                a volatile substance
                                                
                                                                                                Examples
                                                
                                                                                                        - a substance that changes readily from solid or liquid to a vapor
- it was heated to evaporate the volatiles
 
                                                                                        
                                                adjective
                                                evaporating readily at normal temperatures and pressures
                                                
                                                                                                Examples
                                                
                                                                                                        - volatile oils
- volatile solvents
 
                                                                                        
                                                adjective
                                                liable to lead to sudden change or violence
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - an explosive issue
- a volatile situation with troops and rioters eager for a confrontation
 
                                                                                        
                                                adjective
                                                marked by erratic changeableness in affections or attachments
                                                                                                Synonyms
                                                
                                                
                                                                                                Examples
                                                
                                                                                                        - fickle friends
- a flirt's volatile affections
 
                                                                                        
                                                adjective
                                                tending to vary often or widely
                                                
                                                                                                Examples
                                                
                                                                                                        - volatile stocks
- volatile emotions