Up until the 1970s, some cars still didn't have rear window defrosters. To compensate, many drivers used this interesting gadget. Here's how it works.

We may receive a commission on purchases made from links. Drivers know the procedure after getting into the car in the winter; you start the engine, turn on the defroster, and wait for the windows to ...

Fog can block the view on your car's windows and windscreen in both hot and cold weather. Fogging on the outside of the glass usually occurs in warmer climates when cool air from the AC strikes the ...