BÖNNIGHEIM, Germany — December 3, 2020 — Testing and research partner Hohenstein now tests according to the first European guideline for community masks, the CEN Workshop Agreement (CWA) 17553:2020. Hohenstein had already taken a big step towards safety and functionality with the introduction of its quality label for Tested Community Masks. The new “Community Face … Continue reading Hohenstein Tests According To European Guidelines For Community Masks