Fireworks production principles and materials

Fireworks production or celery principles and materials:

Spray type of fireworks to be used to pull the stronger paper rolled into a tight cylinder shell, and then build a clay jet hole and then install the fuse. The size of the jet hole should be appropriate, large spray is not high, small will explode. After installing the fuse, with a wooden mold against the clay jet hole in the clay layer, and then install the spray anthers (launching a mixture of black powder and colored beads).

The spitball fireworks use a launching charge to fire the effect medicine (colored beads, etc.), one after the other. Some spit out a single colored light bead, while others explode into many colored beads, forming various patterns, some with whistling and explosion sounds.

Rotating class fireworks varieties, their **** the same point is the use of pyrotechnic powder combustion of gas produced by the outward jet to generate thrust, thus rotating around an axis at the same time by the pyrotechnic agent combustion of color flames constitute a variety of patterns.

Fireworks and firecrackers are similar in structure, both containing black powder and a fuse. Each modern firework consists of a shell, and in order to achieve a good show, the fireworks and shells are filled with a large amount of gunpowder used for launching as well as exploding. When the firework is ignited, a chemical reaction triggers an explosion, and the vast majority of the energy released during the explosion is converted into light energy to be presented. According to the American Chemical Association (ACA), these fireworks stars are about 3-4 centimeters in diameter.

The process of making fireworks by adding some luminous and coloring agents can make the fireworks release colorful colors. When the colorants are heated, their atoms absorb energy and then produce light as they lose more energy than they had before. Different chemicals produce different total amounts of energy, creating different colors.

Social and cultural impact of fireworks:

Initially, folk fireworks were set off to welcome the gods and expel the ghosts and monsters, and later to add color to the festivities, so that New Year's Eve is more festive atmosphere, the taste of the New Year, meaning that the Spring Festival is auspicious. Fireworks signify a variety of festive, auspicious, grandiose, joyful and enthusiastic scenes and moods, which can be a good luck, usually set off fireworks during festivals, which represent blessings, hope as well as success, and also set off fireworks during some celebrations, such as the opening of hotels and moving house.

Lighting fireworks is a traditional culture. The history of fireworks is a history of the development of ancient Chinese civil culture, which represents the ingenuity and superior technology of the Chinese working people since the Tang and Song dynasties. In addition to the purely aesthetic value, but also represents only belong to the Chinese people's cultural interests and way of life.40 from Wanzai to Liuyang, ancient known as the "hometown of fireworks" 41 in Jiangxi, Hunan, people are still full of love for this time-honored art form.

Fireworks not only nourished a side of the land, but also in the poetic and picturesque to give this side of the land to the immortal cultural lineage. A Mission Qing 14 modern fireworks development in Dongguan is particularly rapid, Dongguan also has a "fireworks city" reputation.