Ultra Low Sulphur Fuel (ULSF)

A type of fuel that has been further refined to remove sulphur, which if released in a car's emissions can cause smog and acid rain, as well as cancer and asthma. The removal of sulphur also allows catalytic converters to work effectively.

Related Articles:

• Ultra Low Sulphur Petrol (ULSP)
• Ultra Low Sulphur Diesel (ULSD)