Wear medical-grade masks if you can't socially distance, Britons told
by Linda Geddes and Ian Sample from on (#5D3YR)
As new Covid variants emerge, scientists advise use of FFP masks that filter inflow and outflow of air
Scientists have urged Britons to wear medical-grade masks when they cannot physically distance, amid growing concerns of faster-spreading Covid-19 variants - but said that any face covering is better than none at all.
This week French health officials advised people to wear surgical masks rather than homemade fabric ones as these afford greater protection against highly contagious new variants.
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