The first part involves the making of the cleaning solution for the removal of hard water stains from the car paint.
How to remove hard water spots from automotive paint.
Soak a small area of a plush microfiber towel with the vinegar and wipe the problem area after the area has been properly cleaned and dust removed perform this task out of direct sunlight to avoid complications.
If the water spots are on the surface and are new wash the vehicle with turtle wax m a x power car wash to remove any loose dirt and towel dry.
Rinse and gently wipe the area dry.
I have two bottles in my gear one 50 50 and one 75 25 ready to go its also good window cleaner.
This type of spot can usually be removed easily with the use of a clay bar and or a light cleaner polish.
The key is to not rub on the water spot and instead letting the vinegar stain the water spot itself.
When dealing with water spots you need to know that there are two basic types.
You can also add a few drops of white vinegar for a stronger solution.
The first type is basically just mineral deposits left behind on the surface of the paint after the water has evaporated.
White vinegar can be used for spots that are a little more stubborn and more mineral based.
Apply to a water spot and allow it to remain for up to one minute to loosen and hopefully dissolve the water deposit.
It is a hack used by painters and wall plasterers to wipe off residual and dried off paint.
Vinegar is a weak acid and the water spots are basic alkaline so the acid will neutralize and break up the basic alkaline minerals.
For water spot removal fill a bucket with one pint of white distilled vinegar and one pint of distilled or soft water.
Make a paste out of all 3 ingredients.
To do so add 3 parts of baking soda and 1 part distilled water in a bowl.
Step 2 continue to apply the solution to affected areas keeping the water spots wet with the vinegar mix for at least 1 to 2 minutes.
So if the vinegar doesn t work increase the ratio of vinegar until you get to straight vinegar if necessary.