What can water in a storage tank promote, potentially degrading fuel quality?

Water in a storage tank can indeed promote corrosion, which is a significant concern for maintaining fuel quality. When water accumulates in the tank, it can create an environment conducive to the oxidation of metal surfaces, particularly steel. This process can lead to the formation of rust and other corrosion products, which can then mix with the fuel and degrade its quality. Rust particles can clog filters and fuel lines, reducing the efficiency of the fuel system.

Moreover, corrosion can lead to structural weaknesses in the tank itself, increasing the risk of leaks and further contamination of the fuel supply. Thorough understanding and management of water content in storage tanks are essential to prevent these issues and ensure the integrity and performance of the fuel.

Other potential issues related to water, such as fungus growth or contamination, stem from the primary problem of corrosion and water accumulation. However, the most direct consequence that specifically degrades fuel quality is indeed corrosion, making it a critical aspect of fuel storage management.