Ben Tested applies the mixture to the surface of a black car covered in scratches. As he wipes the surface, the scratches disappear. He then pans the camera to himself and gives a thumbs-up, signaling ...

We’ve all been there. You’re washing your car, everything’s going great — and then your microfiber towel hits the ground. It’s tempting to give it a shake, maybe a quick rinse, and keep going. But ...