The World Health Organization (WHO) has acknowledged there is emerging evidence that coronavirus can be spread by tiny particles suspended in the air.
If the evidence is confirmed, it may affect guidelines for indoor spaces.
The WHO has so far said that the virus is transmitted through droplets when people cough or sneeze.
The World Health Organisation is likely to revise its recommendations when more than 200 scientists have proposed after evidence that it is the small particles of coronavirus in the air which can infect people. New York Times reported on Saturday.
Earlier WHO has said that the small droplets from the nose or mouth, which are passed when a person with COVID-19 coughs, sneezes or speaks is fundamentally the reason that coronavirus disease spreads from person to person.
NYT said that “239 scientists in 32 countries marked the evidence, showing smaller particles can infect people. The researchers plan to publish a scientific journal In an open letter to the agency.