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Loud talking can leave thousands of coronavirus droplets in air for 14 minutes

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www.mirror.co.uk

Loud talking can leave coronavirus lingering in the air for much longer than previously thought, scientists say. A US study claims that infected people can release thousands of droplets when speaking, which can then remain airborne for up to 14 minutes.

The findings, published in the Proceedings of the National Academy of Sciences, come after scientists used laser lights to study how oral spray travels.

As part of the study, a person was filmed saying the phrase "stay healthy" for 25 seconds in an enclosed space. The location was then filmed for 80 minutes, to analyse how many particles remained in the air.

Researchers at the National Institute of Diabetes and Digestive and Kidney Diseases in Maryland then studied the images, which showed

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