From a safety point of view, there are many hidden safety hazards behind the gorgeous fairy wand: First, cold fireworks such as steel velvet fireworks are flammable, and there are great safety hazards in the transportation process; Secondly, the use of steel velvet fireworks is easy to burn the skin; In addition, the temperature of steel velvet fireworks can be as high as 600 degrees, which is easy to ignite surrounding combustibles and cause fires.

Extended data

List of prohibited articles

I. Guns and bullets (including main parts):

1. Military guns: pistols, rifles, submachine guns, machine guns, riot guns and various bullets.

2. Civil guns: air guns, shotguns, sports guns, anesthesia injection guns, and various bullets.

3. Other guns: prop guns, starting guns, steel ball guns, etc.

4. Samples and imitations of the above items.

Second, the types of explosives:

1. Ammunition: bombs, flares, incendiary bombs, smoke bombs, signal bombs, tear gas bombs, gas bombs, grenades, etc.

2. Blasting equipment: explosives, detonators, fuses, detonating cords, etc.

National Railway Administration-Catalogue of Prohibited Articles