What is alum powder in gujrati?

Alum powder, known as "ફૂગણ" (Phugan) in Gujarati, is a chemical compound primarily composed of potassium aluminum sulfate. It is commonly used in cooking, water purification, and as a pickling agent. Additionally, it has applications in traditional medicine and cosmetics. Its properties make it useful for various purposes, including as a natural astringent.