Add Yahoo as a preferred source to see more of our stories on Google. You’ve probably noticed the air recirculation button among the various bells and whistles on your car’s dashboard. Situated ...

You've probably noticed the air recirculation button among the various bells and whistles on your car's dashboard. This little button, situated near the A/C controls, is identified by a car symbol ...

Have you ever been sitting there staring at the climate control panel in your car, and wondered about that interesting little button with a car and an arrow gracefully swirling around inside it? You ...