Pooja Lakdi is used in yagna or havan for a variety of purposes such as weddings, Hawan, and Puja. By reducing harmful bacteria, burning hawan wood with other havan ingredients purifies and disinfects the air. Havan is the oldest practice of Hindu prayer, a religious ceremony in which all desires and requests are consolidated with the universe. Aam wooden sticks, havan ki lakdi is commonly used for havan.