Indoor air quality is becoming more important than ever before, especially as people spend almost all of their time inside homes or workplaces. A key component that influences indoor air quality is the cleanliness in the air ducts—the hidden network that circulates heated or cooled air after a building. Air https://kanban.xsitepool.tu-freiberg.de/PrmBPCsLTxCN6M388R4t4A/