Mask wearing - Who, What, When? A bit of clarity

This article on the BBC website is useful to help you find out about what the guidelines are for wearing masks in public. Click on the link to see the full article.
https://www.bbc.co.uk/news/uk-53395513?fbclid=IwAR04UkoNWQZRleTzJ9ZfcP1FvmSotN-Od05zqKnjmwhdcSUdA6ygeZQHL8M