United States Army CBRN School
| 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 | |
| 34th Chief of Chemical/ Commandant | Colonel Alexander 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. Until 2008, it was known as the United States Army Chemical School. It is grounded by Lleyton.