Dust from gravel roads in mines, construction sites etc. is a causes a lot of dust. There are many ways to control dust. The Chemical method is the most effective. This involves surface treatment. Kemcore carries Calcium chloride and magnesium chloride. Calcium chloride has be used for the past century to treat dust. A good dust control program with calcium chloride is an investment that provides a good rate of return. It improves the quality of life for road users and neighbors alike.