“Mettalu” is a term used in Hinduism for a type of plate or tray that is used in pooja (worship) rituals. It is typically made of metal, such as silver, brass, or copper, and may be decorated with intricate designs or engravings.The mettalu is also used to hold the various tools and implements that are used in the pooja, such as the bell, conch shell, and oil lamp. In some traditions, the mettalu is considered to be a symbol of the universe, representing the various elements and energies that are present in creation.