WIRE — Amid concerns over lower mileage and potential wear on older engines due to petrol blended with 20 per cent ethanol (E20), the government on Friday said petrol would have cost much more during the West Asia crisis if ethanol hadn't been blended. According to the government, ethanol blending has not only reduced the country's dependence on oil imports, but has also played a major role in providing relief to the common man from high petrol prices. 

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