WHAT IT IS: Alum powder (crystallized potassium aluminum sulfate) is an astringent white substance commonly used in pickling recipes to retain crispness. You can find it in the spice aisle of grocery ...
Alum Uses In Kitchen: I saw my grandfather using alum in my childhood. He often used to apply it on his face after shaving. He used to say that it disinfects the minor cuts made during shaving. I also ...