what are ceramics
A ceramic is an inorganic, nonmetallic solid material comprising metal, nonmetal or metalloid atoms primarily held in ionic and covalent bonds. The crystallinity of ceramic materials ranges from highly oriented to semi-crystalline, and often completely amorphous (e.g., glasses).he word  ceramic comes from the Greek word ÎºÎµÏÎ±Î¼Î¹ÎºÏÏ (keramikos), of pottery or for pottery, from ÎºÎ­ÏÎ±Î¼Î¿Ï (keramos), potter's clay, tile, pottery.