Fernianti, Dewi, Erna Yuliwati, and Nuri Nuri. 2022. “The Adsorption of Iron (Fe) in Dyeing and Washing Waste of Jumputan Fabric Using Active Carbon from Tea Grounds: Penyerapan Logam Besi (Fe) Dalam Limbah Pewarnaan Dan Pencucian Industri Kain Jumputan Menggunakan Karbon Aktif Dari Ampas Teh”. Procedia of Engineering and Life Science 2 (2). https://doi.org/10.21070/pels.v2i2.1226.