Items prohibited on the Beijing subway are:

1. Firearms and bullets (including major parts)

(1) Military guns: pistols, rifles , submachine guns, machine guns, riot guns, etc. and various types of supporting bullets.

(2) Civilian guns: air guns, shotguns, sports guns, anesthesia injection guns, etc. and various types of supporting bullets.

(3) Other firearms: prop guns, starting guns, steel ball guns, etc.

(4) Samples and imitations of the above items.

2. Explosive items

(1) Ammunition: bombs, illumination bombs, incendiary bombs, smoke bombs, signal bombs, tear gas bombs, gas bombs, grenades, landmines, hand grenades, etc.

(2) Explosive equipment: explosives, detonators, fuses, detonating cords, detonating tubes, source bombs, etc.

(3) Pyrotechnic products: fireworks bombs, fireworks, firecrackers, dropped crackers, crackers, smashed crackers and other types of fireworks and firecrackers, as well as starting papers, black powder, pyrotechnic powder, fuses, etc.

(4) Imitations of the above items.

3. Controlled instruments and other instruments with certain lethality

(1) Controlled knives: daggers, triangular scrapers, spring knives with self-locking devices (jumping knives) ), various single-edged, double-edged and multi-edged knives with a blade tip angle less than 60 degrees and a blade length exceeding 150 mm; various single-edged, double-edged and multi-edged knives with a blade tip angle greater than 60 degrees and a blade length exceeding 220 mm Knives, and ceramic knives that meet the above conditions.

(2) Tear gas, tear gas guns, stun devices, stun guns, defensive devices, bows, crossbows and other devices with certain lethality.

(3) Products containing gunpowder such as nail bullets and starting bullets.

(4) Knives such as kitchen knives, machetes, utility knives, hammers, axes, awls, shovels, shovels, picks and other tools, spears, swords, halberds, etc., and other tools that can cause stabbings and cuts to the human body Sharp and blunt objects for injuries, scratches, cuts, etc.

(5) Ordnance and police equipment such as batons and handcuffs.

4. Flammable and explosive categories

(1) Compressed gases and liquefied gases: hydrogen, methane, ethane, butane, natural gas, ethylene, propylene, acetylene (soluble in media), carbon monoxide, liquefied petroleum gas, Freon, oxygen (except bagged medical oxygen for patients to inhale oxygen), water gas, etc. and their special containers.

(2) Flammable liquids: gasoline, kerosene, diesel, benzene, ethanol (alcohol), acetone, ether, paint, thinner, rosin oil and products containing flammable solvents, etc. and their special containers.

(3) Flammable solids: red phosphorus, flash powder, solid alcohol, celluloid, foaming agent H, etc.

(4) Self-igniting items: yellow phosphorus, white phosphorus, nitrocellulose (including film), oil paper and their products, etc.

(5) Items that are flammable when exposed to moisture: metal potassium, sodium, lithium, calcium carbide (carbide), magnesium aluminum powder, etc.

(6) Oxidants and organic peroxides: potassium permanganate, potassium chlorate, sodium peroxide, potassium peroxide, lead peroxide, peracetic acid, hydrogen peroxide, etc.

(7) More than 2000 ml (inclusive) liquor, more than 5 (inclusive) lighters, 10 boxes (inclusive) or more than 200 (inclusive) matches, and other packaging with flammable and flammable Daily necessities (such as toilet water, nail polish remover, hairspray, mousse, etc.) that have signs or warnings about hazardous chemicals such as explosives.

5. Toxic categories: highly toxic chemicals such as cyanide, arsenic, highly toxic pesticides, selenium powder, phenol, etc.

6. Corrosive items such as sulfuric acid, hydrochloric acid, nitric acid, sodium hydroxide, potassium hydroxide, batteries (containing solid potassium hydroxide, filled with acid or alkali), mercury (mercury), etc. .

7. Radioactive items, radioactive isotopes, etc.

8. Infectious disease pathogens such as hepatitis B virus, Bacillus anthracis, Mycobacterium tuberculosis, and HIV.

9. Other items that endanger public safety and train operation safety, such as strongly magnetized objects that may interfere with train signals, items with strong pungent odors, and items whose nature cannot be determined and may be dangerous. wait.

10. Other items that are prohibited from being held, carried, or transported as stipulated in national laws, administrative regulations, and rules.

China News Network-Beijing released a list of prohibited items on rail transit, including toilet water, etc.