Students prepare a soap solution by dissolving Ivory soap in water. Students also make an Epsom salt solution to simulate hard water. Students combine the soap solution with the Epsom salt solution to ...

This results in the formation of glycerol and a salt - soap. \(Fat/Oil + Sodium\, Hydroxide \rightarrow Soap + Glycerol\) Fats and oils are esters made from glycerol and long chain fatty acids.

This, along with salt's gritty nature, helps to remove buildup, leaving your kitchen and bathroom free of soap scum. Read the original article on Tasting Table.