Worn from:
7 November 1956 - Current.

Cobalt blue and yellow are the colors of the Chemical Corps.
The crossed retorts are taken from the Chemical Corps' branch
insignia. The torch signifies knowledge and alludes to training
in chemical activities. The school is located at Fort McClellan,
Alabama. As the Chemical Warfare School, it was founded on
20 September 1920 at Edgewood Arsenal, Maryland.

The motto of the school is "Elements Regamus Proelium"
(let us rule the battle by means of the elements).