Most drivers get into their car and, upon noticing a foggy rear window, hit the defroster button, waiting for the horizontal lines in the glass to work their magic. It seems very low-tech, yet the ...

Most cars are equipped with defrosters for the windshield and rear window to improve visibility by clearing fog, ice and snow. Most defrosters rely on the heat from a car’s engine, but some vehicles ...

For most drivers, the rear defroster button is an afterthought. You jab it on cold mornings, watch the frost melt into streaky rivulets, and then forget about it until the next weather event.