Scale-Up and Operating Factors for Electrolytic Silver Recovery from Effluents of Artisanal Used-Gold-Jewelry Smelting Plants in the Philippines by Catalino Alfafara, PhD, Monet Concepcion Maguyon, MS, Michael Vincent Laurio, BS, Veronica Migo, PhD, Lorele Trinidad, PhD, Elezabeth Ompad, BS, Jennifer Marie Sunga-Amparo, MA, Marlo Mendoza, MA