vamtam-theme-circle-post Category Knowledge Clean Air in the Classroom: Schools during Corona Crisis 15/01/2021 Ask schools about an annoying six-letter topic and you won’t just hear “Corona.” “Ventilation”... Tags Air Filtering, Air Purification, Bacteria, Children, Classroom, Effective filter, Health, HEPA, Indoor air, Photocatalysis, pollutants, professional system, School, Schools, Staff, Teacher, UV-A, Virus Read More