Prof Claire J. Horwell 😷. (2021, December 2). With UK regs changing to mandatory #masks, here’s a short 🧵to answer the question: Can you wear a disposable #facemask more than once? The answer is YES. Many manufacturers state that masks should be disposed of after 8 hours but this is not true. Read on to find out why ... 1/ https://t.co/f9jXCKq3LT [Tweet]. @claire_horwell. https://twitter.com/claire_horwell/status/1466400270137630727