The CoViD19 pandemic has changed everything around us, and it has pushed us to acquire new ways to do everything which has been called “The new normal”.
The use of masks outside our houses is now essential, and still, this element will become even more important in the return to the work in the office.
FFP2, KN95, N90, N95, NIOSH are important indicators of the effectiveness of the masks. However, for many, it is an unknown language. Kaelis, the company that has joined the fight against CoViD19 around the world, explains the different concepts.