Aluminium is extracted from purified bauxite (Al2O3\text{Al}_2\text{O}_3Al2O3) by electrolysis, but it can also be obtained by recycling aluminium scrap.
Other than conserving finite bauxite reserves, state two distinct environmental or economic advantages of obtaining aluminium by recycling scrap rather than extracting it from bauxite.
Practise Edexcel GCSE Chemistry Obtaining and using metals with exam-style questions for Foundation and Higher tier. 100 questions, matched to the Edexcel GCSE Chemistry (1CH0) specification and written in Paper 1 and Paper 2 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.