A flammable liquid means a liquid which may catch fire easily or any mixture having one or more components whith any flash point. As example: acetone, diesel, gasoline, kerosene, oil etc. There is strongly recomended for transportation at or above its flash point in a bulk packaging. There are three main groups of flammable liquid.

1. Low flash point - liquids with flash point below -18°C
   
   
2. Intermediate flash point - liquids with flash point from -18°C. up to +23°C
   
   
3. High flash point group - liquids with flash point from +23°C