Gadkari said that he started taking interest in biofuels in 2004 after the petrol price hike in the country and visited Brazil for this purpose. He opined that biofuels can do wonders and save a lot of forex which is being spent on the import of petroleum. "If we want to become Atamnirbhar (self-reliant) we have to bring this oil import to zero. At present it is Rs 16 lakh crore. This is a big loss to the economy," Gadkari said.