United States Army CBRN School

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United States Army Chemical Biological Radiological and Nuclear School (USACBRNS)
Active	1918 – present
Country	United States
Branch	United States Army
Type	TRADOC
Garrison/HQ	Fort Leonard Wood
Motto(s)	Elementis regamus proelium (Let Us Rule the Battle by Means of the Elements or We rule the battle through the elements)
Colors	Cobalt Blue and Gold
Mascot(s)	Dragon
Commanders
33rd Chief of Chemical/ Commandant	Colonel Alexander C. Lovasz
Regimental Chief Warrant Officer	Chief Warrant Officer 4 Matthew D. Chrisman
Regimental Command Sergeant Major	Command Sergeant Major David C. Henderson
Notable commanders	LTG Thomas W. Spoehr, LTG Leslie Smith, MG Peggy Combs, LTG Maria Gervais, MG James Bonner, MG Daryl O. Hood, BG Sean Crockett

The United States Army CBRN School (USACBRNS), located at Fort Leonard Wood, Missouri, is a primary American training school specializing in military Chemical, Biological, Radiological, and Nuclear (CBRN) defense.^[1] until 2008, it was known as the United States Army Chemical School.