When using ultraviolet light for germicidal treatments, the lamp should be placed 12 inches from the area being treated.
Rays from the sun that are invisible but contribute to its energy. The two types of UV rays that make up the ultraviolet radiation that reaches the Earth's surface are known as UVA and UVB. Sunlamps and tanning beds are additional sources of ultraviolet radiation.
UVC radiation is a well-known air, water, and nonporous surface disinfection. Since many years ago, UVC radiation has been used successfully to stop the spread of microorganisms like tuberculosis. Because of this, UVC lamps are frequently referred to as "germicidal" lamps.
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