Professor Alvin Lai (left), Dr Joe Fan and Dr Iris Li have invented an easy and cheap method for making home-made masks. Photo: Xiaomei Chen
How to make your own mask: Hong Kong scientists reveal temporary solution for those unable to get protective gear because of panic buying and price-gouging
- Thousands have queued overnight outside pharmacies and prices have spiked because of dwindling supplies
- Lab tests by City University find home-made masks achieve 80 to 90 per cent function of regular ones in terms of filtration of aerosol and droplets
Topic |
Coronavirus pandemic
Professor Alvin Lai (left), Dr Joe Fan and Dr Iris Li have invented an easy and cheap method for making home-made masks. Photo: Xiaomei Chen