UVC, or germicidal UV, is a portion
of the ultraviolet spectrum around the 200-280 nanometer wavelengths.
A UVC source can cause a photochemical reaction in the DNA and RNA of bacteria and viruses, eliminating the ability for reproduction.
![](https://inprotechnologies.com/wp-content/uploads/2019/12/UV-spectrum-e1576944982105.png)
![](https://inprotechnologies.com/wp-content/uploads/2021/01/DNA-Fig-300x221.png)