Largest application of Industrial Salt is to deice the roads by decreasing the freezing point of snow.
It is used to increase the density of soil, during on-shore oil drilling, to create a safe and efficient drilling rig.
It is employed to manufacture textiles during the dyeing process as a leveling agent.
It is used in the manufacture of detergent and soaps.
It is employed to manufacture chemicals such as soda ash, caustic soda, chlorine gas, sodium metal, etc.
It is some times used in pharmaceuticals, solar ponds, etc.