In order to protect air traffic passengers, in the year 2006 EU introduced limits concerning the amount of liquids allowed to be carried in hand baggage. These protective measures are applied at all EU, Norway, Iceland and Switzerland airports, and are also mandatory at the Croatian airports.
The liquids include: beverages, oils, perfumes, lotions, gels, mixtures of liquid and solid contents, containers under pressure such as shaving foams, gels, deodorants, perfumes and other items of similar contents.
Only liquids in individual packages of up to 100 ml or 100 g volume, place in transparent plastic bags, may be carried inside hand baggage. Maximal bag volume is 1 litre. A bag must be completely closed.