For the soap, choose a pH-balanced car wash, which is gentle on the car’s surface. “Avoid any kind of dish soap or detergents!” says Koukia. For the glass cleaner, it’s best to use a dedicated ...

Back when radio was still relevant, folks in my region of New York State heard a booming baritone voice kick off a commercial for a local car wash chain with this phrase: “Salt eats cars!” After all, ...