India, July 15 -- India produces more than 25 million tonnes of used cooking oil and agricultural residue every year, much of which is either wasted or contributes to environmental pollution. While the pollution due to burning of the "Parali" - rice straw or stubble left behind after harvesting the rice crops mainly in northern states of Punjab and Haryana has been in news for the last few years, the water pollution due to the used oil is still to get the desired national focus.

For Parali, the state is providing the incentive to farmers as well as encouraging the other fuel (Coal ) burning companies as cement plant, power plants, brick kiln and others who use coal based boilers to utilise Parali based bio fuel - pellets and bricks. A nu...