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Since the outbreak of COVID-19, sales of hand sanitisers have soared. It’s become such a sought-after product that pharmacies and supermarkets have started limiting the number that people can buy at one time. New York state has even announced it will start producing its own hand sanitiser to meet demand. Though hand sanitisers can help reduce our risk of catching certain infections, not all hand sanitisers are equally effective against coronavirus. As with other viral respiratory infections – like the common cold and flu – the novel coronavirus (called SARS-CoV-2) is mainly spread when virus-laden droplets from a person’s mouth or nose are transferred to other people....

CDC Statement for Healthcare Personnel on Hand Hygiene during the Response to the International Emergence of COVID-19 CDC recommendations reflect the important role of hand hygiene for preventing the transmission of pathogens in healthcare settings for a wide range of pathogens. The ability of hand hygiene, including hand washing or the use of alcohol-based hand sanitizers to prevent infections is related to reductions in the number of viable pathogens that transiently contaminate the hands. Hand washing mechanically removes pathogens, while laboratory data demonstrate that 60% ethanol and 70% isopropanol, the active ingredients in CDC-recommended alcohol-based hand sanitizers, inactivates viruses that...