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The four great inventions of ancient ChinaPPT

Gunpowder was invented by the Chinese more than a thousand years ago. The inv...
Gunpowder was invented by the Chinese more than a thousand years ago. The invention of gunpowder is the result of people's long-term alchemy and pharmaceutical practice, which has a history of more than 1,000 years.Engels spoke highly of China's pioneering role in the invention of gunpowder, "It has now been proved beyond doubt that gunpowder was transmitted from China to the Arabs through India, and from the Arabs along with gunpowder weapons to Europe through Spain.The invention of gunpowder greatly promoted the process of historic development and was one of the important pillars of the European Renaissance.China was the first country to invent gunpowder. In the Sui Dynasty, gunpowder with three elements of saltpeter, sulfur and charcoal was born. Black gunpowder officially appeared in the Tang Dynasty (late 9th century). By the end of the Tang Dynasty, gunpowder had been used for military purposes. In the Song Dynasty, wars continued to accelerate the development of gunpowder weapons.In the 12th and 13th centuries, gunpowder was first introduced to Arab countries, then to Greece and Europe and even to other parts of the world. It has promoted the progress of human civilization and the development of economy, science and cultureThe use of gunpowder and firearms was not recorded in England and France until the middle of the 14th centuryChina's gunpowder advanced the course of world history. Engels once spoke highly of China's role in the invention of gunpowder: "It has been proved beyond doubt that gunpowder was transmitted from China to the Arabs through India, and from the Arabs along with gunpowder weapons to Europe through Spain."The invention of gunpowder greatly promoted the process of historic development, and was one of the important pillars of the European Renaissance and religious Reform.