At the time of writing, there have been almost a quarter of a million confirmed cases of COVID-19 worldwide. The number of deaths is approaching 10,000. Across the world, countries are scrambling to increase their testing capacity for the virus — how are these tests carried out and how do they work?
As coronavirus continues its spread, panic-buying has swept supermarket shelves of hand sanitisers. What’s in these sanitisers and how effective are they in comparison to hand washing? This graphic takes a look.