The White Coat Group of doctors published this video on Masks and Myths

When I emailed the link to my daughter, because she is a follow the rules sort of person, I told her I would not wear her masks to work on my car.

It follows that if those masks cannot be trusted to keep out dust and particles of fibreglass, they are no barrier to SARS-CoV-2 coming or going.

Here’s the punchline: Wear a mask continually and be 13 times more likely to get infected.