Efektivitas Biofilter Bermedia Botol Plastik Dengan Luas Permukaan Berbeda Da…

Used plastic bottles can be used for biofilter media as microorganisms may attach in the bottle surface. To understand the effectiveness of the number of plastic bottles in the anaerob tank in reducing TSS and TDS in laundry waste, a research has been done in November-December 2019. This research uses used plasctic bottles with 11 cm height and 6 cm diameter. There were 3 treatments applied…