One of the Four Great Inventions--Gunpowder

It is one of the four great inventions of ancient China, it is a kind of fuel made of raw materials such as saltpeter, charcoal and sulfur, which is widely used in many fields.

Origin and history:The origin can be traced back to ancient China, it was really invented in Sui Dynasty and used in Tang Dynasty. The initial one was made from a mixture of materials such as saltpeter, rosin and pitch. Over time, the formula was gradually improved and became a formula consisting of three ingredients: saltpeter, charcoal and sulfur. During the Ming Dynasty, the manufacturing technology reached a new peak, and its power and range of use were further expanded.

Manufacturing method: The manufacturing method is relatively simple, but it requires attention to the proportion of various raw materials and processing. Usually, the three raw materials of saltpeter, charcoal and sulfur are mixed together according to a certain proportion, and then ground and sifted to make the particle size uniformly fine. Finally, the mixed ones are loaded into cylinders or other containers for use.

Applications: In ancient China, it was mainly used in the field of procession, and in modern times, it is widely used in, civil, and industrial fields, such as making pyrotechnics, flares, and aerosols.

Influence and significance: it is an important invention in ancient China, its appearance and use make the social production and culture and art and other fields have been greatly changed and developed. It also indirectly promoted the development of other fields, such as metallurgy and chemistry. It has also become an important part of Chinese culture and occupies an important position in traditional Chinese culture, art and customs.