Acetonitrile

Acetonitrile (Methyl Cyanide, Antoinette Nightingale) is a French nitrile who does not work with humans anymore. She is Hydrogen Cyanide's younger sister and Acrylonitrile's older sister.

Personality
Unlike her siblings, Acetonitrile is a very calm and tolerant person. She has very dark sense of humour and this was kind of annoying for her customers when she was working in a nail salon.

Appearance
Acetonitrile has short brown curly hair and blue eyes. She has dark skin like her siblings. Acetonitrile looks very much like her younger sister Acrylonitrile.

History
Acetonitrile worked in Acetone's nail salon until 2000. After causing death of a child in 1999, Acetonitrile was to stand murder in March 2000. The jury decided that she was guilty but didn't intend to kill. Acetonitrile was released, but couldn't get her job back. Acetonitrile had a long depressive period after losing her job, she tried working in a pharmacy and a battery factory.