0 votes 0 votes Some of the nontoxic metals normally found in natural water are arsenic lead and mercury calcium sodium and silver cadmium, chromium and copper iron, manganese and magnesium Water and Waste Water Quality and Treatment gate2014-ce-1 environmental-engineering water-and-waste-water-quality-and-treatment nontoxic-metals-in-water + – Milicevic3306 asked Mar 25, 2018 recategorized May 30, 2021 by Chandanachandu Milicevic3306 11.9k points answer See all 0 reply