Question

what is the principal involved in using brine solution to remove the ice piled on roads in cold regions?​

Answer 1

Answer:

It works on the principal Freezing Point Depression.

Salt helps to decrease the freezing point of water and thus also help to melt the ice on roads.

Answer 2

$\huge\tt\red{Answer}$

.The ice piled on roads in the cold regions is removed by melting process. For this process brine solution is used because this decreases the melting point of ice. Thus ice melts below 0∘C and can be removed.