That matrix of black dots on your windshield may seem like an aesthetic add-on, but it actually serves a very important ...

Next time you're in the passenger seat, glance toward the edges of the windshield. Those tiny black dots fading into a solid ...

Most drivers will have noticed the pattern of black dots at the edge of a car windscreen, but many are unaware of the major role played by the tiny markings. Known as the ‘frit’, these dots are vital ...

You probably see a frit every day and don’t even notice it. What is it? You know the black band around your car’s windshield? That’s a frit (which, by the way, can also mean ingredients used in making ...