nontraditional agent

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Lusitania sinking, illustration from The War of the Nations (New York), December 31, 1919. World War I, WWI. This image is one of three on the page. (See source file for the other two.)

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American bison (Bison bison) also known as buffalo or plains buffalo on the prairie, western U.S.

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Leonardo da Vinci (1452-1519), Italian Renaissance painter from Florence. Engraving by Cosomo Colombini (d. 1812) after a Leonardo self portrait. Ca. 1500.

10 Famous Artworks by Leonardo da Vinci

nontraditional agent

chemical compound

Also known as: NTA

Learn about this topic in these articles:

chemical weapons

In chemical weapon: Banning chemical weapons
…cover fourth-generation chemical weapons, so-called nontraditional agents (NTAs), such as some of the binary nerve agents known as “novichoks.” There is evidence that Russia inherited NTAs from the former Soviet arsenals. In March 2018 Sergei Skripal, a former Russian intelligence officer who had acted as a double agent for Britain,…
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