While the lamp is operating the mercury vaporizes if the lamp is broken, mercury vapor is easily dissolved into the treated product. Accidents and improper procedures increase the risk of exposure to people and the local environment. Liquid mercury lamps have the potential to be hazardous both during operation and when the lamp is off. Amalgam UV lamps contain solid “spots” which consist of an alloy of mercury and another element, such as indium or gallium. medical devices, space).Ĭonventional UV lamps hold their mercury either in a liquid form (more common in medium pressure lamps) or an amalgam (more common in low pressure, high output lamps). These UV lamps require routine replacement and are susceptible to breakage during transportation, handling, and operation. UV LEDs are mercury-free and provide a safer alternative. This has created new markets for UV disinfection where traditional UV lamps containing mercury were banned for safety reasons (e.g.
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