NHS Test and Trace is a government-funded service in England, established in 2020 to help stop the spread of COVID-19. It is part of the UK Health Security Agency.
Images for kids
"Priority Postbox", designated for returning home testing kits, Great Barr, Birmingham, England
A venue poster showing a QR code to use with the NHS COVID-19 app
A COVID-19 lateral flow test provided by NHS Test and Trace in April 2021