EN 590 is an automotive diesel that is produced according to industry-imposed specifications of ISO in Paris. This fuel obtains up to 40% more mileage per weight unit of fuel. It is a popular choice as it is known to present less harmful emissions than a number of other fuels. Fuels sold within the European Union must meet with EN590 physical properties. ULSD is which is almost the only type of fuel that is used in Europe and North America. This is a preferred fuel as it boasts much lower sulphur content than other fuels. Heavy processing techniques are carried out on the fuel to remove the high sulphur levels which results in this particular type of fuel offering lower fuel economy. This of course affects transport costs and the cost of the actual fuel. There is no one single set of specifications for this particular product.
