hBARSCI Foam Fountain Kit Material_Steel the geometry approaching minimum deviation behavior the geometry approaching minimum deviation behavior where small apex shifts produce visible refraction angle changes sodium salt(1 bottle) Polymer snow(1 bottle) Calcium chloride(1 bottle) Polyvinyl Alcohol 3% solution(1 bottle) Sodium borate 4% solutionTranslucent 5oz cupsDisposable medicine cupsPlastic pipettes Mix components together in the kitchen or classroom for an exciting chemistry demonstration kit contains enough chemicals to repeat the demonstration 4 5 times The Innovating Science Foam City Kit is based around the decomposition of hydrogen peroxide into water and oxygen gas