This just came across my desk, India's largest auto manufacturer, Tata Motors, is going into production with an air-powered car using a (you guessed it!) French-developed air-engine... and it's coming stateside.
Popular Mechanics article... http://www.popularmechanics.com/auto...html?series=19
The U.S. Venture: Zero Pollution Motors (ZPM)... http://zeropollutionmotors.us/?page_id=45
The Air-Engine Company: Motor Development International (MDI)... http://www.mdi.lu/eng/affiche_eng.php?page=accueil