E20 may cut mileage by up to 5% but offers cleaner combustion, energy security benefits: Oil Min
New Delhi: Petrol blended with 20 per cent ethanol (E20) can reduce fuel economy by 3-5 per cent in some vehicles, the Oil Ministry said Friday, but argued the impact is outweighed by benefits, including a higher octane rating, superior anti-knock characteristics, faster combustion, better...










































