Write any four uses of aluminium.

Write any four uses of aluminium.
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1 Answer

Answer :

1) For preparing utensils, surgical instruments, heating appliances, parts of aeroplanes, containers for chemical industry etc.

2) For making electric wires and cables for transmission lines.

3) Aluminium foils are used for wrapping cigarettes, sweets and confectionary.

4) Al – powder is used for making silvery paints.

5) As a reducing agent in the production of Cr, Mn etc.

6) In thermite welding process.

7) As a deoxidizer in the manufacture of steel.

8) For winding the moving coils of dynamos and motors.

9) Highly pure Al is used as an absorber in the preparation of antibiotics (chloromycines).

10) Al – powder + NH4NO3 mixture is used in bombs.

11) For making many useful alloys.

12) For chemical plants and transporting and storing nitric acid.

13) As refractory for lining of furnace and for making refractory bricks.

14) For preparation of mirrors for telescope


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