Question

In countries when it snows heavily roads a cleared by sprinkling salt. What is the reason behind this?

Answer 1

salt in the water reduces its freezing point which prevents the water on the roads from freezing and making the roads slippery. this is why the roads are sprinkled with salt in the winter

Answer 2

salt in the water reduces its freezing point which prevents the water on the roads from freezing and making the roads slippery. this is why the roads are sprinkled with salt in the winter