Todays gasoline engines are about 30 to 35% efficient. That means every time you put a dollar of gas into your tank, a lot of it is getting wasted. What are manufacturers doing to mediate this and what can you do to alter your driving habits that might help? There's also a thing called hypermiling. Tune in to find out what exactly it is. Hint: It's not going faster. Sad face.Production and Music: Mike Muscarella