Explosives - ammunition, fireworks, igniters

Compressed Gas - aerosol products, carbon dioxide gas, cigarette lighter, butane.

Flammable liquids - alcohol, flammable paint and thinners, flammable varnish removers, turpentine, petroleum products, benzene.

Flammable solids - metallic magnesium, matches, zinc powder.

Oxidising material - some adhesives, some bleaching powders; hair or textile dyes made of organic peroxides, fiberglass repair kits, chlorine.

Poison including drugs and medicines - although some are acceptable in prescription quantities, and non-infectious perishable biological substances are accepted when packed and transmitted appropriately.

Radioactive material

Corrosives - corrosive cleaning liquid, paint or varnish removers, mercury filled thermometer.

Miscellaneous - magnetised materials, oiled paper, polymerisable materials.