Aluminium surfaces are often anodized. This means the deposition of a layer of

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Q: 111 (IAS/2000)
Aluminium surfaces are often ‘anodized’. This means the deposition of a layer of
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question_subject: 

Science

question_exam: 

IAS

stats: 

0,34,35,9,34,5,21

keywords: 

{'aluminium surfaces': [0, 1, 0, 0], 'aluminium oxide': [0, 1, 1, 0], 'zinc oxide': [1, 1, 2, 2], 'nickel oxide': [0, 1, 0, 0], 'chromium oxide': [0, 0, 0, 2], 'deposition': [0, 2, 2, 2], 'layer': [4, 1, 3, 2]}