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UVC lamps have long been used to kill bacteria, viruses and molds, notably in hospitals and in the food-processing industry. As the coronavirus pandemic knocks world economies on their heels, this technology is experiencing a boom, AFP reported.
The New York subway system, following the example of Chinese subways, plans to use ultraviolet lamps to disinfect its trains, but only during nighttime closures.
But UVC (for Ultraviolet-C) rays are dangerous, causing skin cancer and eye problems, and can be used only when no one is present.
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