Tin has been an abundant source of helpful chemistry throughout history and continues to be so today. From the dawning of the bronze age to its affordable use in water treatment, the properties of tin have lent themselves to being effectively utilized for modern applications. This report highlights tin’s pivotal role in human innovation. It discusses a novel method that introduces tin as stannous ions for water treatment to provide a safer and more efficient option when green practices are in desperate need and in high demand.