Prime Minister Narendra Modi flagged off Oil India Limited’s (OIL) indigenously developed hydrogen fuel cell based e-bus at the India Energy Week (IEW) in Bengaluru on February 6, 2023.The bus is a hybrid of an Electric Drive and a Fuel Cell, the Fuel Cell uses hydrogen to produce electricity which drives the electric motor & also charges the auxiliary battery that provides back-up power during acceleration and braking.The bus is designed to accommodate 32 persons including the driver and is provided with wheel chair facility.