Aluminium (aluminum in American and Canadian English) is a chemical element with the symbol Al and atomic number 13. Aluminium has a density lower than those of other common metals, at approximately one third that of steel.

Below are ten of the most common and useful applications of aluminium in modern society.

1. Power lines. …
2. High-rise buildings. …
3. Window frames. …
4. Consumer electronics. …
5. Household and industrial appliances. …
6. Aircraft components. …
7. Spacecraft components. …
8. Ships.