Which of the following is NOT a type of corrosion?

The correct choice is identified as oxidation corrosion, which is not classified as a distinct type of corrosion in the way the other options are. Corrosion typically involves the deterioration of materials, particularly metals, and can manifest in various recognized forms. Uniform surface corrosion, pitting corrosion, and galvanic corrosion are all specific mechanisms that describe how metal can corrode under different conditions.

Uniform surface corrosion occurs evenly over a surface, leading to a uniform loss of material. Pitting corrosion is characterized by localized areas of corrosion that form pits or holes in the material, often leading to severe damage despite a smaller overall affected area. Galvanic corrosion occurs when two dissimilar metals are in electrical contact within a corrosive environment, leading to accelerated corrosion of one of the metals.

In contrast, oxidation is a general term referring to the chemical reaction where a substance loses electrons, often linked with rusting in iron and steel but not categorized as a standalone type of corrosion. Hence, it does not fit within the typical classification of localized corrosion types described by the other options.