In checked baggage, it is not possible to transport compressed gases (flammable, non-flammable, refrigerated, poisonous such as butane, oxygen, propane, and oxygen for self-contained breathing apparatus); corrosive products; explosives (e.g., fireworks, rockets, ammunition, gun projectiles); mercury thermometers; substances that emit flammable gases when in contact with water; infectious substances (e.g., live bacteria and viruses); poisonous substances (insecticides, herbicides, arsenic, and cyanide), matches, lighters, alarm devices, magnetizing material. You can find the complete list of prohibited items in EU Regulation No. 1998/2015.

In hand luggage, small quantities of liquids are allowed and must be presented at security checks. They must be contained in containers with a maximum capacity of 100 milliliters or equivalent (e.g., 100 grams) each, placed in a transparent, resealable plastic bag with a capacity not exceeding one liter (i.e., with dimensions of approximately 18 x 20 cm). Each passenger will be allowed to carry only one plastic bag. Medicines and liquids prescribed for dietary purposes, such as baby food, can be transported outside the bag and are not subject to volume limitations. Liquids include: water and other beverages, soups, syrups, creams, lotions and oils, perfumes, sprays, gels, including those for hair and shower, contents of pressurized containers including shaving foams, other foams and deodorants, paste-like substances, including toothpaste or mixtures of liquids.