Originally Posted by CivicSiRacer
Actually touchless car washes don't use anything but water or combination of soap and water to wash your car.
ONes that are not touchless have some kind of cloth fingers that go over your car or brushes that touch your car.
I know I used to work at a car wash last year
what he said + most gas station drive through car washes dont use nice soft brushes or soft flaps usually its either some really hughe bristle brush or rubber flaps that beat the hell out of your car