Write three uses of metals and …

Uses of metal
1) Fe,Cu and Al are used to make cooking utensils,water boilers for factories.
2) Cu metal is used for making electric wires for household wiring,electric motors,armature of dynamos etc.
3) Al metal is used for making electric cables and over head electric transmission lines.
Uses of Non-metal
1) Oxygen is a non-metal which is used by plants and animals for breathing.It is essential for maintaining our life.It is used in the process of burning of fuels in homes,factories and transport vehicles.
2) Nitrogen is used in making fertilisers to enhance plant growth.It is used in food packing instead of air,to keep the food healthy.
3) Chlorine is used in the water purification process.It has the ability to kill germs ,so chlorine makes the drinking water supply germ free.