Calcium chloride has a wide range of applications in industry, agriculture, food processing, and medicine, some of which are:

1. De-icing and dust control: Calcium chloride is used as a de-icing agent on roads, bridges, and runways, as well as for dust control in mining operations and on dirt roads.

2. Concrete setting accelerator: Calcium chloride can accelerate the setting of concrete, making it ideal for construction and repair applications.

3. Food processing: Calcium chloride is used to firm and strengthen fruits and vegetables during processing, as well as in the manufacturing of cheese and dairy products.

4. Oil and gas industry: Calcium chloride is used in drilling fluids, as a completion fluid, and for cementing operations in oil and gas wells.

5. Water treatment: Calcium chloride is used to increase water hardness, as a flocculant to remove impurities, and to stabilize pH levels in water treatment plants.

6. Medical applications: Calcium chloride is used in the treatment of hypocalcemia, cardiac arrest, and as a diagnostic tool to measure parathyroid function.

7. Humidity control: Calcium chloride is an effective desiccant, used in the packaging industry to control humidity levels and prevent moisture damage to sensitive products.

8. Refrigeration and air conditioning: Calcium chloride is used as a desiccant in refrigeration and air conditioning systems to prevent moisture from entering and causing damage.