Question

owhere we use compressibility in our daily life?

Answer 1

in sleeping we compress the cushion and while rubiing with rubber and platlying with ball.cutting vegetables

Answer 2

There are many uses of compressibility in our daily life:
1)the gas cylinder ,gas is compressed into gas cylinder which we use as a fuel for cooking

2)in shaving creams, the cream is compressed into the tube which comes out as foam