28 January 2021, Rhineland-Palatinate, Klein-Winternheim: Edgar Mahringer-Kunz, Managing Director of Imstec GmbH, shows the structure of a cut-open FFP2 mask with the five layers. FFP2 masks as protection against the coronavirus are in great demand. In Rhineland-Palatinate, there are now also a good handful of producers. Since mid-2020, the medium-sized family-owned company for automated medical technology, founded in 2004, produces the masks certified in Germany. (to dpa "How a FFP2 mask is made from five nonwovens in just a few minutes") Photo: Arne Dedert/dpa