A cikin watan Fabrairun 2022, an gudanar da gwajin kwatankwacin kimar "ƙirar ƙurar ƙura" a China. Kwamitin fasaha na yanayin stoichiometry na kasar Sin da Shanghai Insti ne suka shirya wannan aikin.
Don gano zub da jini don Filter HEPA, sananne ne don amfani da photometer aerosol don gwaji. Injiniyoyi sun gwada ZR-6012 Aerosol Photometer dare da rana. Yau, za a fito da mashaya...