US drivers spend an average of more than 47 minutes each day and 294 hours each year behind the wheel, but few realize that vehicle interiors can be hotbeds for germs, according to Clorox. In one report, swab-testing found more microorganisms on seat belts, door handles and window buttons in rideshare vehicles and on the steering wheel, gear shift and seat belts in rental cars than on public restroom surfaces. Even in private vehicles, researchers have found an average of 700 bacteria per 10 squ...