To describe things, fireworks should write about the beauty and changing process of fireworks.

"Fireworks" to describe things, to write the beauty of fireworks and the changing process, as follows:

The changing process of fireworks starts from the moment they are lit. The flame lit at the bottom of the fireworks, and the fireworks began to make a slight noise, as if preparing for their own bloom. With the passage of time, fireworks began to rise gradually, and their bodies swayed in the air like dancing.

Fireworks are introduced as follows:

Fireworks, also known as fireworks, fireworks and firecrackers, are defined as entertainment products that use pyrotechnics as raw materials to produce acousto-optic colors according to China Fireworks and Firecrackers Standard-Safety and Quality. Working people in China invented it earlier, and it is often used for grand ceremonies or performances.

In the national standard "Safety and Quality of Fireworks and Firecrackers", fireworks and firecrackers are divided into 14 categories, which are spraying, rotating, taking off, spinning, spitting beads, thread incense, smoke, modeling toys, friction, small fireworks, fireworks bombs, shelf fireworks, firecrackers and combined fireworks (composed of multiple single tubes).

Fireworks colors are introduced as follows:

The color of fireworks is caused by different metals burning and different colors of flame reaction. Fireworks use all kinds of metal powder to burn at high temperature, forming all kinds of dazzling colors. Using different metals can produce different effects and emit different colors of light.

The development of fireworks is introduced as follows:

Fireworks and firecrackers are the traditional cultural heritage of the Chinese nation. For thousands of years, fireworks and firecrackers culture has flowed in the blood of the Chinese nation like the Yangtze River and the Yellow River. From national celebrations to civil weddings, funerals and celebrations, from the birth of babies to the death of the elderly, fireworks and firecrackers are inseparable.

Fireworks and firecrackers have concentrated the wisdom of the working people in China for thousands of years, played a unique role and formed a unique cultural connotation. So we think fireworks are one of the cultural totems of the Chinese nation.

In fact, it is similar to firecrackers, and its structure contains black powder and medicine. After the fireworks are lit, a chemical reaction similar to the above causes an explosion, and most of the energy released during the explosion is converted into light energy. Adding some luminescent coloring agents in the process of making fireworks can make fireworks emit colorful colors.