A UV lamp is a type of light source that emits ultraviolet (UV) radiation. These lamps are commonly used for various applications, including sterilization, curing of materials, and in certain types of lighting. They come in different forms, such as mercury vapor lamps and LED UV lamps, each serving specific purposes. In medical and laboratory settings, UV lamps are often used to kill bacteria and viruses, making surfaces and equipment safer. Additionally, they are utilized in the beauty industry for curing gel nail polish. Overall, UV lamps play a significant role in both health and industrial applications.