Corrosion control refers to the various methods and techniques used to prevent or mitigate the damaging effects of corrosion on materials and structures. Corrosion is a natural process that occurs when a metal or material comes into contact with an electrolyte, such as water or humidity, and can cause degradation, loss of strength, and ultimately failure of the material or structure.

Corrosion control measures include the use of protective coatings, such as paints, sealants, or metal plating, to provide a barrier between the material and the corrosive environment. Cathodic protection, which involves the application of a direct electrical current to the metal, can also be used to protect against corrosion. Corrosion inhibitors, such as chemical compounds that are added to a fluid or gas, can be used to reduce the rate of corrosion.

Other corrosion control methods include designing structures with corrosion-resistant materials, such as stainless steel or aluminum, and controlling the environment around the material or structure, such as by regulating humidity or temperature.

Corrosion control is important in a variety of industries, including transportation, infrastructure, energy production, and manufacturing. Proper corrosion control can help to extend the life of materials and structures, reduce maintenance costs, and prevent safety hazards or environmental damage caused by material failure.