Pollution from automobiles has become a touchy subject with both car manufactuerrs and the grees. Arguments, along with facts and figures, are being bandied back and forth. At the recent seminar on automobile pollution in Delhi organised by the Tata Energy Research Institute(TERI), one of the speakers, Jean Cayot, member of the Federation of Equipment Industries for Vehicles, France and euorpean Assoicaiton of Automobile Suppliers, has some interesting points to make.