Ceramics encompass such a vast array of materials that a concise definition is almost impossible. However, one workable definition of ceramics is a refractory, inorganic, and nonmetallic material.Ceramics can be divided into two classes: traditional ceramics and advanced ceramics.eramics encompass such a vast array of materials that a concise definition is almost impossible. However, one workable definition of ceramics is a refractory, inorganic, and nonmetallic material. Ceramics can be divided into two classes: traditional ceramics and advanced ceramics.
For other uses, see Leaves of Grass (disambiguation). Leaves of Grass is a poetry collection by the American poet Walt Whitman (1819â1892). Though the first edition was published in 1855, Whitman spent most of his professional life writing and re-writing Leaves of Grass, revising it multiple times until his death. This resulted in vastly different editions over four decadesâthe first a small book of twelve poems and the last a compilation of over 400.
Walt Whitman | 10 Facts About Americaâs Poet of Democracy. Walt Whitman was a poet who is considered among the greatest figures in American literature. Whitman wrote many famous poems and his poetry collection Leaves of Grass in among the most important works written by an American. Here are 10 interesting facts about Walt Whitman who revolutionized poetry and is known as the Father of Free Verse. Waltâs mother Louisa Van Velsor Whitman. Born on May 31, 1819 in New York, Walter Whitman was the second of nine children of Walter and Louisa Van Velsor Whitman.