Health
This Gross Experiment Shows How Even Homemade Masks Can Stop Germs Spreading – ScienceAlert
There’s no denying we’re in a weird, unprecedented and rapidly changing time – both for science and more generally for society.

There’s no denying we’re in a weird, unprecedented and rapidly changing time both for science and more generally for society.
And when it comes to how to protect yourself, those you care for, and others around you, there have been many changes to best-practice health advice throughout this pandemic.
Only a few months ago, WHO was discouraging mask use, but they’ve now changed their position in the face of increasing evidence that masks do help prevent the spread of COVID-19.
In fact, there’s …
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