Ultra-low sulphur fuel

Road diesel or petrol with a sulphur limit of about 10 mg/kg (typical of BS VI in India and EN 590 / EN 228 in Europe). Low sulphur protects exhaust catalysts and particulate filters.

• Also: ULSD
• Also: ultra-low sulphur diesel
• Also: 10 ppm sulphur fuel
• Also: sulphur-free fuel