an acronym for Sky, Ocean, River, Air (the earth's water cycle). The Sora's powertrain consists of two 114 kW fuel cell stacks and dual drive motors outputting 113 kW and 355 Nm of torque each (152 hp, 262 lb-ft). A relatively small nickel-metal hydride (NiMH) battery is also on board, as are a total of 10 hydrogen tanks with a total capacity of 600 liters. October 20th, 2017