Corrosion of steel in cans is a process in which steel deteriorates due to chemical reaction with its environment, especially in the presence of moisture and oxygen. In the case of food cans, steel corrosion can be a serious problem, as it can lead to food contamination and product loss.

According to the information provided in the documents, different factors that can contribute to steel corrosion in food cans are mentioned. Some of these factors include the presence of defects in the can coating, exposure of the steel due to mechanical deformation, canner sealing conditions, presence of electrolytes such as sulfuric acid, among others.

In addition, possible corrosion mechanisms are mentioned, such as anodic iron corrosion and the formation of corrosive products such as magnetite. Possible ways to control corrosion are also mentioned, such as the removal of dissolved oxygen from the water and the use of corrosion inhibitors.

In summary, steel corrosion in food cans can be caused by various factors and mechanisms, and it is important to take measures to prevent and control this problem in order to ensure the quality and safety of packaged foods.

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