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KNThe moment this nurse turns on this blue light… everyone rushes out of the room like it’s about to expløde. But this isn’t a normal light. It’s a UVC germicidal lamp — a powerful ultraviolet light that emits radiation around 254 nanometers. Its job is to destroy the DNA and RNA of bacteria, viruses, and other pathogens, making them unable to survive or reproduce. Hospitals use it to disinfect rooms with extreme efficiency. But here’s the catch: UVC light doesn’t only damage microbes — direct exposure can also harm human skin and eyes within minutes. That’s why the nurses leave immediately after switching it on.
The room is being sterilized… and no human is supposed to stay inside.
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