Over the last few months we’ve been told how important it is to wash our hands regularly – for at least 20 seconds – to protect against coronavirus. But with so many different soaps to choose from, how do we work out what’s best?
To mark Global Handwashing Day, Dr Michelle Wong – a beauty blogger with a PhD in chemistry – explains why all soaps are effective against coronavirus and suggests ways people with sensitive skin can help prevent irritation.
Listen to
BBC CrowdScience for more about how soap works.
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