Low-Cost And Effective Water Purification Technologies for Rural Communities in Malawi. December 24, 2025December 24, 2025 Selim : Arnold Valaro, Lloyd Mataka. ๐ชช : DOI: 10.5281/zenodo.17966224 ๐ : Nexus Global Research Journal of Business And Management (NGRJBM) Volume-1, Issue-1 (Page : 39- 41) ๐ฅ Download PDF