PBS od propan-butan mix represents a fuel type with a variety of applications. PBS can be used for heating, cooking, water heating (in the gas state), or as traction fuel for forklifts (in the liquid state). We distribute this product in cylinders or tanks. The exact composition of the mix may vary due to high temperatures or pressure so that the LPG mix can be equally efficient in the summer or winter. The proportion of the components in PBS varies depending on the country of distribution, in hotter climates, the proportion of propane is smaller in colder climates the proportion of propane is higher.
In Serbia, for a long time, the usual mix for winter and summer was 35% propane and 65% butane, lately according to JUS standards are as follows: in winter months 75:25%, spring, and autumn 45:55%, and in summer months 12:88% mix.