30.Which Indian petroleum company is delivering the world’s cleanest fuel? [A] IOCL [B] HPCL [C] BPCL [D] Reliance
New Delhi: Indian Oil Corp (IOC), the nation's biggest oil firm, has begun the supply of the world's cleanest petrol and diesel across the country with all its 28,000 petrol pumps dispensing ultra-low sulphur fuel a good two weeks before the April 1 deadline..