Based at the University of Ghana, Afri-SET West is the first facility in Sub-Saharan Africa dedicated to evaluating low-cost air quality monitors under local conditions. With West Africa’s unique climate, the accuracy of monitors cannot be assumed without testing. Each year, Afri-SET assesses and calibrates multiple sensor types against reference monitors, ensuring they perform reliably across different seasons. The results are published openly, giving manufacturers, researchers, and the pu...