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Aluminum is an abundant (2) metal (1) with many uses (3). Bauxite is a clay like (6) ore (5) that contains aluminum (7). Bauxite is composed of many (8) other substances (9) which are extracted by workmen (10). First, they grind (11) the bauxite then, it is put (12) into a tank filled with pressure (13). The other substances form a mass (14) and is filtered (16) leaving only a liquid (17) behind. After putting the liquid through several process (18) it yields (19) a white (21) powdery (20) chemical. The result is a mixture (23) known as alumina (22) which is composed of aluminum (24) and oxygen (25). By using electricity (27) the workmen then seperate the aluminum from the oxygen (26). The result is a bright (31), silvery (32), lustrious (30) metal (28). This metal comes in many forms (33).
Missing: # 4 "comes from bauxite" [Implied]Added IUs: Content errors: |
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