Which statement about the uses of metals is correct?
1 )
Aluminium is used in the manufacture of overhead electrical cables as it has a high density.
2 )
Aluminium is used to make food containers as it conducts electricity.
Stainless steel is used in cutlery because it is resistant to rusting.
4 )
Stainless steel is used to make chemical reactors because it is a soft alloy.
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