31. He experimented with steam-powered vehicles in the late 18th century. 32. Electrically powered vehicles often have electromagnetic track brakes as well. 33. ZEV would cost $ 20, 000 more to build than a comparable gasoline-powered vehicle . 34. In 1993, lawmakers adopted a new test for gasoline-powered vehicles called IM / 240. 35. Instead, diesel engines will have to meet the same pollution standards as gasoline-powered vehicles . 36. The event is open to Corvettes; Chevrolet cars, trucks and vans; and Chevrolet-powered vehicles . 37. Wells envisions atomic-powered vehicles , airplanes, trains, factories and electricity generation. 38. The London Underground has also owned several departmental self-powered vehicles designed for other duties. 39. There are 5, 000 LNG-powered vehicles operating in Southern California. 40. Mr . Hart is the proud owner of an electric-powered vehicle called a ComutaVan.