BACKGROUND AND OBJECTIVES: With urban populations struggling with wastewater and water sources contaminated by metalloids. the demand for sustainable and effective methods for removing heavy metals is growing ever more urgent. Arsenic contamination in wastewater and water supplies is a critical environmental concern worldwide. posing severe health risks and demanding effective mitigat... https://www.roneverhart.com/Liftmaster-CSL24UL-Slide-Gate-Opener/