Zyklon B

(redirected from Zyklon A)
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Zyklon B

hydrogen cyanide; used by Nazis for mass extermination in concentration camps. [Ger. Hist.: Hitler, 970]
Allusions—Cultural, Literary, Biblical, and Historical: A Thematic Dictionary. Copyright 2008 The Gale Group, Inc. All rights reserved.
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So I did a bit of research and discovered that, before the invention of Zyklon B (the deadly gas), the same company had developed Zyklon A. And guess what?