Can vetiver oil drive away anger?

Yes: Vertiver is an essential oil that alone or in combination with others can be used to help reduce stress-physical and emotional.It is known as the "oil of tranquility". It could be used by inhalation, baths, massages.That is a gentle way of controlling anger in combination with other tools- breathing exercise, brisk walking, cognitive behavioral therapy, past life therapy, ....

Anger: I don't know about the oil you mention but anger is a normal human emotion w/in bounds. The goal is for the constructive use of anger, not the opposite. Learning to mange anger can be facilitated w/the help of a clinical psychologist or anger management program. You can ask your doctor or a local clinic for a referral. Peace and good health.