sunlight already good at kill virus, this have been knowen for many year. study find corona is dead from twenty minute sunlight alone: https://academic.oup.com/

sunlight already good at kill virus, this have been knowen for many year. study find corona is dead from twenty minute sunlight alone: https://academic.oup.com/jid/advance-article/doi/10.1093/infdis/jiaa274/5841129 https://academic.oup.com/jid/advance-article/doi/10.1093/inf... so maybe not so efective.