hand sanitiser is just as effective at disinfecting surfaces from the COVID-19 virus as alcohol-based products.The BYU scientists who conducted the study suspected that the CDC's preference for alcohol sanitizer stemmed from as-yet limited research on what really works to disinfect SARS-CoV-2.To explore other options, they treated samples of the novel coronavirus with benzalkonium chloride, which is commonly used in alcohol-free hand sanitisers, and several other quaternary ammonium compounds regularly found in disinfectants.Also read: India can’t make up its mind on PSUs, 30 years after liberalisationIn most of the test cases, the compounds wiped out at least 99.9 per cent of the virus within 15 seconds."Our results indicate that.