Improving windshield visibility usually entails cleaning off bird poop, dead bugs and general grime. But the streaky, filmy gook isn’t always confined to the outside of the car.
Where do you think sneeze and cough gunk goes for happy hour?
In addition to human, um, stuff, the inside of the windshield collects things like dust, oils, and/or smoker’s residue. Read the full story here ▶
