stain on the vehicle

As my friends passed in front of the concrete factory on my car, the mortar came to the ceiling, there are marks in the form of dots, how can I remove it like concrete, there is a special chemical?

try to soften with a cloth

how many times water cannons pass

[QUOTE = haruncoskun] how many times water cannons with water cannons [/ QUOTE]

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I do not think that pressurized water will work, but I can say that gas oil or diesel is exactly the same.

If you dig it with water cannons or gently nail it with nails, it will come out without scratching.