The nitrogen compounds through which excess nitrogen is eliminated from organisms are called nitrogenous wastes (/naÉªËtrÉdÊáµ»nÉs/) or nitrogen wastes. They are ammonia, urea, uric acid, and creatinine. All of these substances are produced from protein metabolism.
A diya, divaa, deepa, deepam, or deepak is an oil lamp, usually made from clay, with a cotton wick dipped in ghee or vegetable oils.Clay diyas are often used temporarily as lighting for special occasions, while diyas made of brass are permanent fixtures in homes and temples.iyas are native to India, and are often used in Hindu, Sikh, Jain and Zoroastrian religious festivals such as Diwali or the Kushti ceremony. A similar lamp called a butter lamp is used in Tibetan Buddhist offerings as well.
Etymology: ME, tere. a watery saline or alkaline fluid secreted by the lacrimal glands that, along with secretions from the meibomian glands and goblet cells and glands of Zeii, moisten the conjunctiva and cornea.Also called dacryon.rtificial tears Any eye drop solution that can replace tears by approximating its consistency in terms of viscosity and tonicity and may contain many of the substances found in tears.