U.K. Scientists Want Stronger Guidance on Masks to Contain Virus

  • Advisers unconvinced by case for mandating medical-grade masks
  • Germany, Austria require high-specification protection indoors
Photographer: Simon Dawson/Bloomberg
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U.K. scientists advising Prime Minister Boris Johnson want stronger public guidance on how to wear face coverings, but are unconvinced about following other countries in mandating the use of medical-grade masks to contain coronavirus.

High-specification masks would not make a big difference to transmission among the general population, they believe, and wearing fabric coverings properly -- both indoors and outdoors in crowded areas -- is more important.