Without them, the solid black frit band around the edges of the windscreen would heat up much faster than the rest of the ...

The black dots on a windscreen are called 'frits'. The frit band is enamel that is baked ... It allows the adhesive to bond the glass to the vehicle while blocking against UV rays, and help ...

A frit is a painted black enamel that's baked around the borders ... They are seen on windscreens and other parts of your car's glass windows." The significance of these black dots is such that ...