domain-b: Against the backdrop of a runaway rise in fuel prices and global warming, the union cabinet has approved a proposal to double the amount of ethanol to be blended with petrofuels from 10 per cent, scheduled from October 2008, to 20 per cent by 2017, and a uniform 4 per cent sales tax across the country. The policy also stipulates a certification mechanism for the blending exercise conforming to specifications of the Bureau of Indian Standards. While petrol will be blended wiith …