People wear face masks in Mong Kok on February 25. It is simply not possible for all in Hong Kong to use masks without creating a severe shortage. If we all use them, we would need a minimum of 200 million a month. Photo: EPA-EFE
People wear face masks in Mong Kok on February 25. It is simply not possible for all in Hong Kong to use masks without creating a severe shortage. If we all use them, we would need a minimum of 200 million a month. Photo: EPA-EFE