Can UV light clean indoor air to reduce the spread of Covid

Some wavelengths of light in a range called far-UVC kill microbes in experiments and appear to be harmless to people. Could they be used to make indoor spaces safer against the coronavirus?

Applied Microbiology, Free Full-Text

UV Light Disinfection Effectiveness, Safety, and Lamp Types - LightSources

How ultraviolet light could help stop the spread of Covid-19

Harness the power of UVC disinfection to fight pathogens

Do UV HVAC Lights Improve Indoor Air Quality?

Far-UVC (222 nm) efficiently inactivates an airborne pathogen in a room-sized chamber

Do UV lights kill COVID-19 in air conditioning systems?

Addressing COVID-19 contagion through the HVAC systems by reviewing indoor airborne nature of infectious microbes: Will an innovative air recirculation concept provide a practical solution? - ScienceDirect

Frontiers Exploring the Applicability of Robot-Assisted UV Disinfection in Radiology

A Critical Review on Ultraviolet Disinfection Systems against COVID-19 Outbreak: Applicability, Validation, and Safety Considerations

Upper-Room Ultraviolet Germicidal Irradiation (UVGI)

New hospital cleaning technology could help prevent spread of 'superbugs' - TMC News

COVID-19 Outbreak and Hospital Air Quality: A Systematic Review of Evidence on Air Filtration and Recirculation