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Unformatted text preview: Going back to Han times Chinese have been using lime. Also, shit bombs. g. At Te-an (1206-7), the tactical use of incendiaries. The Sung are under siege uses bombs. The Jurchin also acquire bombs. h. In 1221, the final war between Jurchin and Sung. The first reference to the Thunder-crash Bomb. They have learned how to make a brisant explosion (an explosion powerful enough to destroy an iron ball) shrapnel effect i. For a long time, there was a question of why they did not develop a gun in the 13 th century, they developed small cannons j. By the post-Mongol, Ming dynasty they develop large numbers of cannons. Stimulus of external threats. Against the Nomads, cannons arent very useful. 3. Looking Ahead a. A number of problems that the Chinese will face when meeting the West...
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