Zyklon B
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Zyklon B was the trade name of a cyanide-based pesticide invented in Germany in the early 1920s. It consists of hydrogen cyanide, as well as a cautionary eye irritant and one of several adsorbents suc
Zyklon labels from Dachau concentration camp used as evidence at the Nuremberg trials; the first and third panels contain manufacturer information and the brand name, the center panel reads "Poison Gas! Cyanide preparation to be opened and used only by trained personnel"
A fumigation team in New Orleans, 1939. Zyklon canisters are visible.
Empty Zyklon B canisters found by the Allies at Auschwitz-Birkenau in 1945
Rudolf Höss at his trial in Poland, 1947
Karl Weinbacher
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Karl Weinbacher was a German manager and war criminal who was executed after conviction by a British war tribunal following World War II. He and his boss, Bruno Tesch, were the only businessmen to be
Zyklon B
…trains. The Nazis began using Zyklon B in extermination camps in early 1942 to murder prisoners during the Holocaust. Tesch and his deputy executive, Karl Weinbacher, were executed in 1946 for knowingly selling the product to the SS for use on humans. Hydrogen cyanide is now rarely used as a pesticide but still has…
Weinbacher in British custody (1945)
(From left to right) Tesch, Weinbacher, and Drosihn at their trial in March 1946
Empty Zyklon B poison gas canisters found by the Red Army at the end of World War II at Auschwitz