MissRiaElaine wrote:
On 17/06/2020 12:50, tim... wrote:

but they are meant to stop you contaminating someone else

not the other way round

So how are they going to do that, when you are infected and touch your
mask then touch something else..?


An infected person's hands would be contaminated anyway, so they certainly
don't make things worse. But they do greatly reduce the distance that
droplets are projected, which is all they're meant to do.