A nebula (Latin for cloud; pl. nebulae, nebulae, nebulÃ¦ or) nebulas is an interstellar cloud of, dust, hydrogen helium and other ionized. gaseshe size of these nebulae, known as HII regions, varies depending on the size of the original cloud of gas. New stars are formed in the nebulae. The formed stars are sometimes known as a young, loose cluster. Some nebulae are formed as the result of supernova explosions, the death throes of massive, short-lived stars.
When discussing the ingredients of green tea, keep in mind that this is more a reference to the nutritional value. Of course, you can purchase green tea in various flavors, which would change the actual ingredients in green tea.ther ingredients in green tea include theanine, which is a type of amino acid, catechin, chlorophyll, butyric acid, vitamins A, B1, B2, B3, C, E, F, P, and U, and certain minerals such as, saponin, saccharides, and pectin.
Green tea is prepared by steaming and pan-frying these leaves and then drying them. Other teas such as black tea and oolong tea involve processes in which the leaves are fermented (black tea) or partially fermented (oolong tea). Green tea is taken by mouth to improve mental alertness and thinking.