what noise is the water boiling pot making when boiling water? I tried to boil water in a Whistling boiling water kettle tea pot on a stove. The stove has electric stove top coil burners. So when boiling water with those,  there is some noise and sometime a sudden big noise like something hit the pot. I been living with the phenomenal forever but today, I just wanted to know why? what is the noise that the pot is making?
cavitation noise - The noise produced in a liquid by the collapse of bubbles that have been created by cavitation.