State five uses of each, metals and non-metals.

Uses of metals are


(i) Metals are used in making machinery and automobiles.


(ii) Metals are used in making aeroplanes and trains.


(iii) Metals are used in making satellites.


(iv) Metals are used in making industrial gadgets.


(v) Metals are used in making cooking utensils and water boilers.


Uses of non-metals are


(i) Non metals are used in fertilisers to enhance the growth of plants.


(ii) Non metals used as a food preservative.


(iii) Non metals used in respiration.


(iv) Non metals used in firecrackers.


(v) Non metals used in water purification process.


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