Plastic, of course, is a durable material, but over time scratches begin to appear on it.
Some people think that only replacing the window sill will help.
But these are premature conclusions.
A simple and effective scratch remover that is definitely worth trying. Take the cheapest toothpaste and apply a small amount to a dry, clean cloth.
After this, we begin to carefully treat the scratch. After five minutes, go over it with a cotton pad.
You will need to use a small amount of water to bring the soda to the consistency of thick sour cream. Again, take a clean dry cloth and begin to fill the scratch.
After applying the soda, wipe the surface with a dry cloth and evaluate the result.
Even expired oil will come in handy. Take two drops of the product, apply it to a sponge and start treating the scratch. If the surface has become too greasy, treat it with a paper towel.