Woman sitting in the office with the window open, Germany, Europe

1 person aerate aerosols aerosol airing air central europe corona crisis corona epidemic corona pandemic coronavirus corona covid 19 pandemic covid 19 diseases disease epidemic plagues epidemic plague europe females female german federal republic germany global middle europe offices office one person opened open pandemic persons person sars cov 2 scent sickness single person sitting sit smells smell threats threat windows window woman women world wide worldwide