BusinessNew tools to keep customers safeTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoBusinessMarkus Böhnisch10/21/2020October 21, 2020As winter approaches in Germany, businesses are looking for new tools to help make customers feel comfortable indoors. One solution? Filters to take aerosols and coronavirus molecules out of the air.https://p.dw.com/p/3kDoMAdvertisement