We can walk safely due to friction.
One can hold an object due to friction .
any object can move on the surface due to friction .
Friction between tyres of vehicles and the road keeps them running safely and also helps to stop when brakes are applied, thus preventing accidents.

We can write on paper with pen due to friction between tip of pen and paper.

We can walk safely due to friction between our shoes and ground.

We can use friction to produce heat energy in scientific experiments.
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