A technician introduces the equipments which will be used to destroy the chemical weapons abandoned in 皇冠体育app during WWII in Nanjing, East 皇冠体育app's Jiangsu province, Sept 1, 2010. The Japanese government announced Wednesday that it started destroying chemical weapons abandoned in 皇冠体育app during WWII. Hideo Hiraoka, senior vice minister of Japan's cabinet office, made the announcement on behalf of the Japanese government at a ceremony marking the start of the weapon destruction in the suburbs of eastern Chinese city of Nanjing.[Photo/Xinhua]