Aviation contraband: 1, the threat of aviation flight safety items, in air transport, may significantly harm the health, safety or damage to property of objects or materials. Basically has the following categories: A, explosives, such as fireworks, detonating fuse, etc. ; B, gas, such as compressed gas, dry ice, fire extinguishers, air storage tank, No discharge device, and cannot be further inflated) , life-saving device ( The expansion of the automatic) And so on; C, flammable liquids, such as paint, gasoline, alcohol, oil, camphor oil, engine starting, turpentine, day take water, glue, perfume, etc. ; D, inflammable solid: spontaneous combustion material, release of flammable gas material under the influence of water, such as activated carbon, titanium powder, copra, castor bean products, rubber crumb, safety matches, Box brush or pieces of brush) Yellow phosphorus, magnesium, dry white, dry powder, etc. ; E, antioxidants and organic peroxides, such as potassium permanganate; F, toxicity, and infectious items, such as pesticides, lithium battery, etc. ; G, radioactive substances; H, corrosion products, such as batteries, electronics, fluid of alkaline batteries. I, without erasing protective packaging of magnets, magnetic steel, etc. Products containing strong magnetic. 2, any drugs. 3, other aviation contraband, such as: powder items ( No matter what color) , liquid ( No matter use what kind of packaging) Danger signs, packaging of goods, no national audio-visual press proof of audio and video products ( Including CD, VCD) , cutting tool, durian, with gas lighters, involving any of the concept of 'arms' and 'guns' goods ( Including toys) And so on.