Due to similar combustion characteristics, ethanol can be used in petrol engines. While some engines use petrol blended with a small percentage of ethanol, others are ethanol-only.
John Abraham, an associate professor at the Pookode Veterinary College has received the patents for inventing the biodiesel that offers mileage of over 38 km a litre.
It has reached an agreement with Malabar Waste Management Company, which is setting up a plant at Kozhikode for the purpose.
'Shifting incentives away from fossil fuels and investing in public infrastructure and jobs can halt the greenhouse emissions leading to climate warming.'