Within Chinese communities, black gunpowder was invented early on, and grenades in which gunpowder was put or primitive manual guns were used became widely available in the 10th century.
中華圏では、早くから黒色火薬が発明されて火薬を詰めた擲弾や原始的な手銃が使用されており、10世紀にはかなり普及した兵器だった。