"UV lamp that safely kills coronavirus"
If so, cd be used in hospitals, offices, planes + all "shared spaces". Reducing virus transmission at a stroke.
Removing the need for masks, Covid vaccinations, 'Covid passports' +probably even test+trace. Brilliant. https://nypost.com/2020/09/22/japanese-firm-develops-first-uv-lamp-that-safely-kills-coronavirus/

"Ushio has also teamed up with Toshiba Lighting + TechnologyCorp..subsidiary of ToshibaCorp, to develop general-purpose lamps with Care 222 emitters installed to cater to a broad range of situations. The companies aim to release such products next January"
https://japantoday.com/category/tech/ushio-launches-world%27s-1st-uv-lamp-safely-killing-coronavirus

#Care222
The Ushio product page:
"Care222® Filtered Far UV-C Excimer Lamp Module
Filtered Krypton-Chloride 222nm Technology"
"Proprietary Safety Filter Technology Included to Ensure Narrowband 222nm Emission"
#quote"100% light output in less than a second"
https://www.ushio.com/product/care222-filtered-far-uv-c-excimer-lamp-module/

".. first study conducted in the world on the efficacy of 222nm UV-C light against SARS-CoV-2, the virus causing COVID-19"
"The study showed that 3 mJ/cm2 of 222nm light resulted in at least a 99.7% reduction of viable SARS-CoV-2 samples"
Press release at
https://www.ushio.com/study-shows-ushios-care222-lamps-effectively-inactivate-sars-cov-2-the-covid-19-virus/