Question

Aluminium is a non-ferrous mineral used in metallurgy, engineering, and electrical industries.

In which of the following products/processes is aluminium not used?

• A. Power lines
• B. Heat sinks
• C. Foil
• D. Galvanising

Answer 1

The correct option is D Galvanising

Aluminium is used in making cans, foils, kitchen utensils, window frames, power lines, heat sinks and aeroplane parts. Aluminium is extracted from bauxite. Galvanising is specific to zinc. Aluminizing is specific to aluminium.