If you don't want to pay for a car wash or even special cleaning products, you can actually clean your car pretty effectively with some shampoo, water, and baking soda. Here's how.
The folks over at Essortment have a bunch of clever uses for shampoo, two of which work well for the next time you're hand washing your car. A half cup of shampoo in a bucket of water is an effective way to clean the car itself, and if you mix shampoo and baking soda you can easily shine your car's chrome. Of course, be sure to rinse when you're done.
25 Uses for Shampoo [Essortment]