21.   The Beetle was among two dozen production cars introduced at the show, including some thinly veiled concept vehicles that will go on sale this year.

22.   The concept vehicle would convert gasoline to hydrogen, which fuel cells use to create electricity.

23.   The sport utility and subcompact were among concept vehicles shown at an annual show for dealers and analysts in San Francisco late last week.

24.   Two automakers also displayed luxury performance concept vehicles.

25.   Toyota Motor showed two concept vehicles for its forthcoming youth brand, called Scion.

26.   Using existing technology, the concept vehicle receives broadcasts from Hughes DirecTV and DirecPC satellites via a flat antenna imbedded in its roof.

27.   All three vehicles are based on former concept vehicles from past years.

28.   General Motors Corp. will unveil the production version of the Chevrolet SSR, which was displayed as a concept vehicle two years ago.

29.   GM also showed off its fuel cell technology Tuesday, unveiling a fuel cell version of its high-efficiency Precept concept vehicle.

30.   Mitsubishi featured its SST concept vehicle.