Can UV light kill COVID-19? | Learn the English expression ‘at once’

"

Ultraviolet light has been used to disinfect hospitals for about 10 years. Scientists are now testing whether this “disinfecting light” can help contain the spread of COVID-19 in public spaces. A team in Ireland has already developed a robot designed to disinfect with ultraviolet light. Plus, learn the English expression “at once.”

--

At Plain English, we make English lessons for the modern world.

-- Today’s full English lesson, including a free transcript, can be found at: https://plainenglish.com/288

-- Learning English should be fun! That’s why our lessons are about current events and trending topics you care about: business, travel, technology, health, science, politics, the environment, and so much more. Our free English lessons always include English expressions and phrasal verbs, too.

-- Learn even more English at PlainEnglish.com, where we have fast and slow audio, translations, videos, online English courses, and a supportive community of English learners like you. Sign up free at PlainEnglish.com/Join

-- Aprende inglés gratis en línea con nuestro curso de inglés. Se habla a una velocidad lenta para que todos entiendan. ¡Aprende ingles con nosotros ahora! | Aprenda Inglês online grátis com o Plain English, a uma velocidade menor, para que todos possam entender.

Contact: E-mail jeff@plainenglish.com | WhatsApp +1 312 967 8757 | Facebook PlainEnglishPod | Instagram PlainEnglishPod | Twitter @PlainEnglishPod

"