Magnesium chloride is used in a wide range of applications, both industrial and household. Some of the common application areas of magnesium chloride are:

1. Dust control: Magnesium chloride is often used to control dust on roads, parking lots, and other outdoor surfaces.

2. De-icing: Magnesium chloride is used as a de-icing agent on roads, bridges, and sidewalks.

3. Agriculture: Magnesium chloride is used to supplement magnesium in soil and to improve crop yields and quality.

4. Wastewater treatment: Magnesium chloride is used to remove phosphorus from wastewater.

5. Construction: Magnesium chloride is used as a binding agent in the manufacture of cement and other building materials.

6. Fireproofing: Magnesium chloride is used as a fire retardant in construction materials and as a flame retardant in plastics.

7. Health and wellness: Magnesium chloride is used in bath salts and other health and wellness products.

8. Food and beverage industry: Magnesium chloride is used as a flavor enhancer in the food and beverage industry.