I usually clean my car 3 times a week using water and a sponge.
Today I bought this product which is a wax and shampoo at the same time @ https://www.youtube.com/watch?v=d2RGch4dgoA . So my question ...
What's a good 'recipe' to make car wash liquid at home?
I have used this product for a while and was happy with it. The interwebs suggest:
1/2 cup dishwashing liquid
1/2 cup baking soda
1 gallon warm ...