Thanks to government subsidies, Japan has put 40,000 residential fuel cells into Tokyo-area homes in the past few years, and now it's poised to add hydrogen cars, too.
Terry's boyfriend turns off the car at every single red light. He claims this saves fuel (and money). Terry worries that all this does is annoy other drivers and will wear out her starter in the long run. Who's right? Find out what Tom and Ray say, right here.