The Frankfurt Motor Show previews kept AutoblogGreen humming yesterday, but we thought it made sense to step back from the promo onslaught and peek a little deeper into a story that claimed that the Clean Air Act makes it illegal to buy and sell some ultra-clean cars. We also enjoyed a photo from a reader with an unusual license plate that reads HOGNGAS. Is it pride or guilt that makes one put that one a truck?

Share This Photo X