It's about hand sanitizer liquid or gel ... Another interesting tip is applying shaving foam to the inside of car windows and then wiping them dry. This helps prevent window fogging, a frequent ...

To be clear, I mean things you leave in your car, not stuff you take with you when you park. So, for most of us, the cell phone won't count. Maybe you've got hand sanitizer, or mints, or a toll ...

Turns out, something we keep in our cars could do the same thing, a water bottle. It doesn't have to be hot outside, either, ...