User:Syed Ali Raza Saleem/sandbox

Blue Light Effect In Today Blue light is effected our eye as compeer other light .The tube light and lightbulb is not dangerous as compeer Led light they effaced our mind and our thinking as compare other light .The led light is harmful of our Body .The led light id directly effected our eye retina and our eye lance .the cases is randomly increase for the uses of Led light.