physical weathering electric tin in stone to oxidize
uranium is unalloyed_metal. unalloyed_metal is metal. zinc_chloride is strong_electrolyte. snow is crystallized_water. tin is unalloyed_metal. rust is oxidized_iron. magnesium is unalloyed_metal. snow is crystalized_water. zinc_hydroxide is electrolyte. zinc is unalloyed_metal.