Zinc is the most abundant metal in our bodies after iron. It helps our bodies maintain a neutral pH. The fourth most widely consumed metal, zinc is used in sunscreens, solar cells, nuclear reactors, car tires and galvanizing metals like iron and steel to prevent rusting. This Element of Surprise segment features the following experts: Josh Roberts, Biochemist, Mass Spectrometry Centre, Carleton University, and Anna Ampaw, PhD candidate, Chemistry, University of Ottawa.

From the Curio.ca streaming audio-visual collection.