While the Imperial Japanese Army used portions of the poison gas weapons it manufactured mainly during the 1937-1945 Sino-Japanese War, the rest were abandoned or disposed of in China and Japan.
While the Imperial Japanese Army used portions of the poison gas weapons it manufactured mainly during the 1937-1945 Sino-Japanese War, the rest were abandoned or disposed of in China and Japan. A number of unexploded shells filled with poison gas or such gas in other forms were found in more…