Penentuan Kualitas Arang Aktif Dari Kulit Singkong (Manihot Utillisima) Sebag…

ABSTRACT The contamination of lead (Pb) heavy metal in industrial waste is one of the serious environmental problems that threaten both the environment and human health. Industrial wastewater containing lead ions (Pb²⁺) can accumulate in the food chain, posing a danger to human health. One effective and environmentally friendly solution is the adsorption method using biomass as an adsorbent…