Coronavirus Covid19
Representative photo. Image credit -

United States (US) government on Tuesday revealed details of the recent study about how ultraviolet light from the sun can help in the destruction of coronavirus.

As per an AFP report, an US Department of Homeland Security (DHS) official William Bryan told the media that the study showed that the amount of virus on a non-porous surface shrunk by half in just two minutes when sunlight was present, the temperature was 70-75 degrees 21-24 Celsius and humidity was 80 per cent.

The amount of virus suspended in air shrunk to half its amount in just 1.5 minutes at room temperature and 20 per cent humidity, he added.

A DHS spokesman said that the study was carried out at the National Biodefense Analysis and Countermeasures Center in Maryland.

He also said that the study would soon be submitted for peer review and published in scientific journals.

The study which was presented during a coronavirus task force briefing at the White House in the US.

However, the study raised the curiosity of the people when  by referring to the study, US President Donald Trump asked whether light could become a medical treatment

“Supposing we hit the body with a tremendous — whether it’s ultraviolet or just very powerful light. Supposing you brought the light inside the body, which you can do either through the skin or in some other way,” he added.

Moreover, Trump also even suggested that disinfectants could ‘knock out’ coronavirus in a minute.

His suggestion was later turned down by various individuals and organizations warning people not to inject or ingest disinfectants as a treatment for coronavirus.


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