LARIO, JERI (2025) Potensi Karbon Aktif Tandan Kosong Kelapa Sawit (Elaeis Guinensiss Jacq) sebagai Adsorben dalam Menurunkan Kadar Logam Berat Kromium Heksavalen (Cr(VI)) Pada Limbah Air Tambang Nikel di PT Vale Indonesia TBK = The Potential of Oil Palm Empty Fruit Bunches (Elaeis guineensis Jacq.) Activated Carbon as an Adsorbent in Reducing Hexavalent Chromium (Cr(VI)) Heavy Metal Levels in Nickel Mine Wastewater at PT Vale Indonesia TBK. Skripsi thesis, Universitas Hasanuddin.