Grapefruit is oblate in shape, ranges in diameter from 3 to 5 inches and can weigh up to 150 g. Characteristically, it has thick, tough skin than that in the oranges. Inside, the fruit is segmented into arils as in other citrus fruits.
Nacre (/ËneÉªkÉr/ NAY-kÉr also /ËnÃ¦krÉ/ NAK-rÉ),[1] also known as mother of pearl, is an organic-inorganic composite material produced by some molluscs as an inner shell layer; it also makes up the outer coating of pearls. It is strong, resilient, and iridescent.
NaOH, a whitish solid, soluble in water and making a clear solution. It is an antacid and a caustic. It is used in laundry detergents and in commercial compounds to clean sink traps, toilets, and in the preparation of soap. It is also used as a component in any laboratory reagent that needs pH balancing.