Hong Kong begins production of the first batch of reusable antibacterial cloths in the face of a shortage of medical masks due to the acute respiratory infection caused by the new strain of corona virus.

In the past 10 days, the situation of supplying standard masks on the national market has been quite tense. For example, at the shops selling masks of some member units of the DMVN Group, long lines of people lined up, patiently waiting for an hour to buy a mask, like the scene in subsidy time!

Whether exercising, at work or in the living room - depending on the type of activity and the environment, our clothes must meet different needs. Empa scientists have developed a simulation to predict how an outfit will keep our body warm. The important factor is the air layer between our bodies and the outer...