: Files detailing extinction, scattering, and absorption coefficients for different air masses (rural, urban, maritime).
A .7z file is a high-compression format created using 7-Zip or similar software. How to Use 7-Zip to Compress Files and Extract Files Aerosols-I.7z
Based on common aerosol research datasets, the archive may contain: : Gaseous and PM 2.5sub 2.5 : Files detailing extinction