Simple Trick Tests Window Glass

This is a simple trick that not many people know to check if your window glass is real or fake. All you have to do is take a knife or a sharp razor blade, then slowly scrape the edge of the glass. If the part that peels off forms a long twisted piece like a spring, then that means the glass is fake or made out of fiber. But if it instantly cracks or shatters when you scrape it, then that means it's real