... .0015% Max.Size6 -10 Mesh Useage: 1) To eliminate and remove snow and ice on the road, high ... way, parking, airport.2) To be used in oil well, drilling workover fluid, ... dyhydrate agent in petrochemical3) To remove the dust in the air, in the ... waste water treatment.5) Antifreeze to make concrete, to speed cement hard6) To be raw material for making calcium ...