Tomka gas test site
Tomka gas test site was secret chemical weapons testing facility near place codenamed Volsk-18, now Shikhany, Saratov Oblast, Russia created within the framework of German-Soviet military cooperation to circumvent the demilitarization provisions of the post-World War I Treaty of Versailles. It was co-directed by , and German chemists Alexander von Grundherr and Ludwig von Sicherer. It operated during 1926-1933.
Another chemical site was established by the settlement of Ukhtomsky, Moscow Region.
