https://dubaudi.com/2017/08/05/all-the-facts-about-your-windshield/ The M-flying objects are a combination of rain, pebbles and many other risks. The windshield is made consisting of two layers made of glass, separated by a layer of PVB (Polyvinyl Butyrate) to join the two layers. Even though windshields can be very durable, they are nonetheless susceptible to breaking or cracking. There is…