Which of the following is a chemical process used to extract aluminium?(a) Osmosis(b) Radiography(c) Heliography(d) PyrometallurgyThis question was posed to me in unit test.This interesting question is from Chemical Processes of Aluminium topic in division Wrought Aluminium Alloys of Aerospace Materials & Processes

Which of the following is a chemical process used to extract aluminium

1.	Which of the following is a chemical process used to extract aluminium?(a) Osmosis(b) Radiography(c) Heliography(d) PyrometallurgyThis question was posed to me in unit test.This interesting question is from Chemical Processes of Aluminium topic in division Wrought Aluminium Alloys of Aerospace Materials & Processes
Answer» CORRECT ANSWER is (d) PYROMETALLURGY To explain: ALUMINIUM is obtained through ores like bauxite. To extract aluminium several chemical methods and PROCESSES are applied. Pyrometallurgy is a chemical process that involves extracting metals in the presence of high temperatures.

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