What are nebulisers? And how could they help spread COVID-19?

By Brian Oliver, Research Leader in Respiratory cellular and molecular biology at the Woolcock Institute of Medical Research and Professor, Faculty of Science, University of Technology Sydney

A nebuliser — a medical device that turns a liquid into a fine mist, typically to deliver inhaled medication — may have spread the coronavirus in Melbourne’s hotel quarantine.

Victoria’s Chief Health Officer Brett Sutton said earlier today this was the “working hypothesis” to explain why three people became infected at the airport’s Holiday Inn hotel.

How could this have happened? And what are the implications for people who use nebulisers outside…

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