What is one benefit of using ultraviolet (UV) radiation in wastewater treatment?

Utilizing ultraviolet (UV) radiation in wastewater treatment is notably advantageous because it provides effective disinfection without the need for chemical additives. This method works by exposing the wastewater to UV light, which inactivates harmful pathogens, including bacteria and viruses, through the disruption of their DNA.

One significant benefit of this approach is that it minimizes residual chemicals in treated water, making it safer for discharge into the environment or for reuse. This aligns with modern environmental standards emphasizing the reduction of chemical pollutants in water sources.

Furthermore, unlike some traditional disinfection methods that may require waiting periods or specific conditions for effectiveness, UV disinfection is almost instantaneous, allowing for more efficient treatment processes. It also typically has fewer by-products associated with the treatment, differentiating it from methods that rely on chemicals, which can sometimes lead to the formation of harmful compounds.

Considering these aspects, the selection of UV radiation as a disinfection method stands out primarily for its effectiveness and safety in managing wastewater.